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Plachinski EF, Kim HJ, Genzink MJ, Sanders KM, Kelch RM, Guzei IA, Yoon TP. A General Synthetic Strategy toward the Truxillate Natural Products via Solid-State Photocycloadditions. J Am Chem Soc 2024; 146:14948-14953. [PMID: 38775350 PMCID: PMC11167107 DOI: 10.1021/jacs.4c04706] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 06/06/2024]
Abstract
The truxillates constitute a large class of dimeric natural products featuring a central, highly substituted cyclobutane core. In principle, these structures could be efficiently synthesized via [2 + 2] photocycloaddition. However, the difficulty in controlling the high-energy electronically excited reactive intermediates in the solution state can lead to poor regio- and diastereocontrol. This has limited the use of photocycloaddition methodology toward the synthesis of this important class of natural products. Herein, we demonstrate that acid-controlled precipitation of C-acyl imidazoles promotes a highly selective solid-state photocycloaddition, and the products of this reaction can be quickly transformed into truxillate natural products.
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Affiliation(s)
- Ellie F. Plachinski
- Department of Chemistry, University of Wisconsin–Madison, 1101 University Avenue, Madison, WI 53706, USA
| | - Hyung Joo Kim
- Department of Chemistry, University of Wisconsin–Madison, 1101 University Avenue, Madison, WI 53706, USA
| | - Matthew J. Genzink
- Department of Chemistry, University of Wisconsin–Madison, 1101 University Avenue, Madison, WI 53706, USA
| | - Kyana M. Sanders
- Department of Chemistry, University of Wisconsin–Madison, 1101 University Avenue, Madison, WI 53706, USA
- Molecular Structure Laboratory, Department of Chemistry, University of Wisconsin–Madison, 1101 University Avenue, Madison, WI 53706, USA
| | - Riley M. Kelch
- Department of Chemistry, University of Wisconsin–Madison, 1101 University Avenue, Madison, WI 53706, USA
- Molecular Structure Laboratory, Department of Chemistry, University of Wisconsin–Madison, 1101 University Avenue, Madison, WI 53706, USA
| | - Ilia A. Guzei
- Department of Chemistry, University of Wisconsin–Madison, 1101 University Avenue, Madison, WI 53706, USA
- Molecular Structure Laboratory, Department of Chemistry, University of Wisconsin–Madison, 1101 University Avenue, Madison, WI 53706, USA
| | - Tehshik P. Yoon
- Department of Chemistry, University of Wisconsin–Madison, 1101 University Avenue, Madison, WI 53706, USA
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2
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Zhang Q, Wang Y, Braunstein P, Lang JP. Construction of olefinic coordination polymer single crystal platforms: precise organic synthesis, in situ exploration of reaction mechanisms and beyond. Chem Soc Rev 2024; 53:5227-5263. [PMID: 38597808 DOI: 10.1039/d3cs01050c] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 04/11/2024]
Abstract
Olefin [2+2] photocycloaddition reactions based on coordination-bond templates provide numerous advantages for the selective synthesis of cyclobutane compounds. This review outlines the recent advances in the design and construction of single crystal platforms of olefinic coordination polymers for precise organic synthesis, in situ exploration of reaction mechanisms, and possible developments as comprehensively as possible. Numerous examples are presented to illustrate how the arrangements of the olefin pairs influence the solid-state photoreactivity and examine the types of cyclobutane products. Furthermore, the photocycloaddition reaction mechanisms are investigated by combining advanced techniques such as single crystal X-ray diffraction, powder X-ray diffraction, nuclear magnetic resonance, infrared spectroscopy, fluorescence spectroscopy, laser scanning confocal microscopy and theoretical calculations. Finally, potential applications resulting from promising physicochemical properties before and after photoreactions are discussed, and existing challenges and possible solutions are also proposed.
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Affiliation(s)
- Qiaoqiao Zhang
- College of Chemistry, Chemical Engineering and Materials Science, Soochow University, Suzhou 215123, P. R. China.
- State Key Laboratory of Organometallic Chemistry, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences, Shanghai 200032, P. R. China
| | - Yong Wang
- College of Chemistry, Chemical Engineering and Materials Science, Soochow University, Suzhou 215123, P. R. China.
| | - Pierre Braunstein
- Institut de Chimie (UMR 7177 CNRS), Université de Strasbourg, 4 rue Blaise Pascal - CS 90032, 67081 Strasbourg, France
| | - Jian-Ping Lang
- College of Chemistry, Chemical Engineering and Materials Science, Soochow University, Suzhou 215123, P. R. China.
- State Key Laboratory of Organometallic Chemistry, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences, Shanghai 200032, P. R. China
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Wu Y, Ping X, Yao C, Wu P, Han Z, Peng X, Zhan J, Feng H, Qian Z. Photoinduced fluorescence modulation through controllable intramolecular [2+2] photocycloaddition in single molecules and molecular aggregates. Chem Commun (Camb) 2024; 60:1301-1304. [PMID: 38197137 DOI: 10.1039/d3cc05846h] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/11/2024]
Abstract
We report a general molecular design strategy of spatial proximity, which allows intramolecular [2+2] photocycloaddition reaction to take place in both single molecules and molecular aggregates. Sharply contrasting photoinduced fluorescence changes in solution and in the solid state were found and attributed to the aggregation-induced quenching property of the monomers and the aggregation-induced emission nature of the photodimers.
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Affiliation(s)
- Yuzhen Wu
- Key Laboratory of the Ministry of Education for Advanced Catalysis Materials, College of Chemistry and Materials Science, Zhejiang Normal University, Jinhua 321004, China.
| | - Xinni Ping
- Key Laboratory of the Ministry of Education for Advanced Catalysis Materials, College of Chemistry and Materials Science, Zhejiang Normal University, Jinhua 321004, China.
| | - Chuangye Yao
- Key Laboratory of the Ministry of Education for Advanced Catalysis Materials, College of Chemistry and Materials Science, Zhejiang Normal University, Jinhua 321004, China.
| | - Penglei Wu
- Key Laboratory of the Ministry of Education for Advanced Catalysis Materials, College of Chemistry and Materials Science, Zhejiang Normal University, Jinhua 321004, China.
| | - Zhengdong Han
- Key Laboratory of the Ministry of Education for Advanced Catalysis Materials, College of Chemistry and Materials Science, Zhejiang Normal University, Jinhua 321004, China.
| | - Xin Peng
- Key Laboratory of the Ministry of Education for Advanced Catalysis Materials, College of Chemistry and Materials Science, Zhejiang Normal University, Jinhua 321004, China.
| | - Jiale Zhan
- Key Laboratory of the Ministry of Education for Advanced Catalysis Materials, College of Chemistry and Materials Science, Zhejiang Normal University, Jinhua 321004, China.
| | - Hui Feng
- Key Laboratory of the Ministry of Education for Advanced Catalysis Materials, College of Chemistry and Materials Science, Zhejiang Normal University, Jinhua 321004, China.
| | - Zhaosheng Qian
- Key Laboratory of the Ministry of Education for Advanced Catalysis Materials, College of Chemistry and Materials Science, Zhejiang Normal University, Jinhua 321004, China.
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Yue Y, Dai J, Jin L, Liu C, Sun J, Ye K, Lu R. The Factor beyond Schmidt's Criteria Impacting the Photo-Induced [2+2] Cycloaddition Reactivity and Photoactuation of Molecular Crystals Based on Cyclic Chalcone Analogues. Chemistry 2023; 29:e202301525. [PMID: 37313774 DOI: 10.1002/chem.202301525] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/15/2023] [Revised: 06/07/2023] [Accepted: 06/13/2023] [Indexed: 06/15/2023]
Abstract
Generally, the potential reactive "olefin pairs" in the molecular crystals satisfying Schmidt's criteria could undergo topological [2+2] cycloaddition. In this study, another factor that affects the photodimerization reactivity of chalcone analogues was found. The cyclic chalcone analogues of (E)-2-(2,4-dichlorobenzylidene)-2,3-dihydro-1H-inden-1-one (BIO), (E)-2-(naphthalen-2-ylmethylene)-2,3-dihydro-1H-inden-1-one (NIO), (Z)-2-(2,4-dichlorobenzylidene)benzofuran-3(2H)-one (BFO), and (Z)-2-(2,4-dichlorobenzylidene)benzo[b]thiophen-3(2H)-one (BTO) have been synthesized. While the geometrical parameters for the molecular packing of the above four compounds did not exceed Schmidt's criteria, [2+2] cycloaddition did not occur in the crystals of BIO and BTO. The single crystal structures and Hirshfeld surface analyses revealed that interactions of C=O⋅⋅⋅H (CH2 ) existed between adjacent molecules in the crystal of BIO. Therefore, the carbonyl and methylene groups linked with one carbon atom in carbon-carbon double bond were tightly confined in the lattice, acting as a tweezer to inhibit free movement of the double bond and suppressing [2+2] cycloaddition. In the crystal of BTO, similar interactions of Cl⋅⋅⋅S and C=O⋅⋅⋅H (C6 H4 ) prevented free movement of the double bond. In contrast, the intermolecular interaction of C=O⋅⋅⋅H only exists around the carbonyl group in the crystals of BFO and NIO, leaving the C=C double bonds to move freely and allowing the occurrence of [2+2] cycloaddition. Driven by photodimerization, the needle-like crystals of BFO and NIO displayed evident photo-induced bending behavior. This work demonstrates that the intermolecular interactions around carbon-carbon double bond affect the [2+2] cycloaddition reactivity except for Schmidt's criteria. These findings provide valuable insights into the design of photomechanical molecular crystalline materials.
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Affiliation(s)
- Yuan Yue
- State Key Laboratory of Supramolecular Structure and Materials, College of Chemistry, Jilin University, Changchun, 130021, P. R. China
| | - Jiawei Dai
- Clarendon Laboratory, University of Oxford, Oxford, OX1 3PU, UK
| | - Liuyang Jin
- State Key Laboratory of Supramolecular Structure and Materials, College of Chemistry, Jilin University, Changchun, 130021, P. R. China
| | - Cheng Liu
- State Key Laboratory of Supramolecular Structure and Materials, College of Chemistry, Jilin University, Changchun, 130021, P. R. China
| | - Jingbo Sun
- State Key Laboratory of Supramolecular Structure and Materials, College of Chemistry, Jilin University, Changchun, 130021, P. R. China
| | - Kaiqi Ye
- State Key Laboratory of Supramolecular Structure and Materials, College of Chemistry, Jilin University, Changchun, 130021, P. R. China
| | - Ran Lu
- State Key Laboratory of Supramolecular Structure and Materials, College of Chemistry, Jilin University, Changchun, 130021, P. R. China
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Cocrystals for photochemical solid-state reactions: An account on crystal engineering perspective. Coord Chem Rev 2023. [DOI: 10.1016/j.ccr.2023.215095] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 03/12/2023]
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6
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Isomerization of cyclobutane ligands in the solid state and solution. J INDIAN CHEM SOC 2022. [DOI: 10.1016/j.jics.2022.100630] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/19/2022]
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7
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Karnoukhova VA, Saifutairova AE, Fedorova OA, Vologzhanina AV. [2+2]-PHOTOCYCLOADDITION OF (E)-2- (3,4-DIMETHOXYSTYRYL)PYRIMIDINE AND ITS SALTS IN CRYSTALS. J STRUCT CHEM+ 2022. [DOI: 10.1134/s0022476622030118] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
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8
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Rath BB, Vittal JJ. Photoreactive Crystals Exhibiting [2 + 2] Photocycloaddition Reaction and Dynamic Effects. Acc Chem Res 2022; 55:1445-1455. [PMID: 35499483 DOI: 10.1021/acs.accounts.2c00107] [Citation(s) in RCA: 28] [Impact Index Per Article: 14.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/26/2022]
Abstract
ConspectusConducting a reaction in the solid state eliminates the usage of solvents. If such reactions are conducted in a single-crystal to single-crystal (SCSC) fashion, then structural characterization by single-crystal X-ray crystallography (SCXRD) techniques provides unequivocal structural details. Although topochemical principles govern, getting single crystals at the end of a SCSC reaction purely depends on the experimental skills of the researchers. SCSC reactions are common among solid-state [2 + 2] cycloaddition reactions (hereafter "photoreaction") after the classical work of Schmidt and co-workers in 1960s. Synthons and tectons in the crystal engineering box can be exploited to bring the functional groups into the required alignment and packing to achieve the desired chemical reactivities and physical properties, respectively. Bringing a pair of alkenes closer together in the organic molecules provides an effective starting point to achieve the goal of crystal engineering.Further, understanding and controlling photoreactivity in the solid state provide a gateway to designing new advanced materials, for example, making cycloreversible optical storage materials, photosalient and photomechanical materials, highly crystalline or even single-crystalline organic polymers, covalent organic framework structures, and organic polymers incorporated inside metal-organic frameworks (MOFs). Photoreactions often proceed in a SCSC manner due to the limited movements of the closely disposed reactive functional groups in the crystals. Thus, these photoreactions yield not only quantitative photoproducts but also regio- and stereospecificity, which are otherwise inaccessible by solution syntheses.The traditional definition of crystals being hard, rigid, and brittle is no longer valid ever since the mechanically responsive crystals were discovered. These dynamic crystals undergo various movements like curling, jumping, hopping, popping, splitting, and wiggling, when exposed to light (called "photosalient effect") or heat (called "thermosalient" effect). These crystals generate new methods of transforming light and heat energy into mechanical work. Recently, photosalient behavior during the [2 + 2] cycloaddition reaction under UV light has been frequently observed. With the emergence of the field of "crystal adaptronics", dynamic photoreactive crystals have emerged as smart actuating materials.This Account aims to provide an overview of the development in this area, since it has garnered much attention among solid state chemists. While presenting selected examples of important strategies, we try to illustrate the intentions and concepts behind the methods developed, which will help in a rational approach for the fabrication of advanced solid state materials. Apart from topochemical transformations, the important roles played by weak interactions, guest solvents, and mechanical grinding have been highlighted in several classes of compounds to show structural transformations that defy the expected outcomes. Overall, the progress of [2 + 2] cycloaddition reaction in solid state materials has been discussed from UV induced structural transformations to the development of smart actuating materials.
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Affiliation(s)
| | - Jagadese J. Vittal
- Department of Chemistry, National University of Singapore, 117543 Singapore
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9
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Wen X, Lu Y, Jin S, Zhu Y, Liu B, Wang D, Chen B, Wang P. Crystal structures of six salts from nicotinamide and organic acids by classical H-bonds and other noncovalent forces. J Mol Struct 2022. [DOI: 10.1016/j.molstruc.2022.132332] [Citation(s) in RCA: 4] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/19/2022]
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10
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Kole GK, Mir MH. Isolation of elusive cyclobutane ligands via template assisted photochemical [2+2] cycloaddition reaction and their utility in engineering crystalline solids. CrystEngComm 2022. [DOI: 10.1039/d2ce00277a] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
Solid-state photochemical [2+2] cycloaddition reactionis one of the promising routes to isolate highly strained cyclobutane derivatives whichmay otherwise be very difficult to obtain via conventional synthetic methodology. Various methods have...
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11
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Zhang G, Zhu X, Zhang L, Wang T, Zhang X, Li Y, Fan F, Fu Y. Dual Reactivity Induced Structure Transformation of Coordination Polymers in Solid State. CHEM LETT 2021. [DOI: 10.1246/cl.210475] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]
Affiliation(s)
- Gang Zhang
- College of Sciences, Northeastern University, Shenyang 110819, P. R. China
| | - Xingyu Zhu
- College of Sciences, Northeastern University, Shenyang 110819, P. R. China
| | - Liying Zhang
- College of Sciences, Northeastern University, Shenyang 110819, P. R. China
| | - Tieqiang Wang
- College of Sciences, Northeastern University, Shenyang 110819, P. R. China
| | - Xuemin Zhang
- College of Sciences, Northeastern University, Shenyang 110819, P. R. China
| | - Yunong Li
- College of Sciences, Northeastern University, Shenyang 110819, P. R. China
| | - Fuqiang Fan
- College of Sciences, Northeastern University, Shenyang 110819, P. R. China
| | - Yu Fu
- College of Sciences, Northeastern University, Shenyang 110819, P. R. China
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12
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Khan S, Akhtaruzzaman, Medishetty R, Ekka A, Mir MH. Mechanical Motion in Crystals Triggered by Solid State Photochemical [2+2] Cycloaddition Reaction. Chem Asian J 2021; 16:2806-2816. [PMID: 34355513 DOI: 10.1002/asia.202100807] [Citation(s) in RCA: 24] [Impact Index Per Article: 8.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/15/2021] [Revised: 08/05/2021] [Indexed: 11/09/2022]
Abstract
Some special crystals respond to light by jumping, scattering or bursting just like popping of popcorn kernels on a hot surface. This rare phenomenon is called the photosalient (PS) effect. Molecular level control over the arrangement of light-responsive molecules in microscopic crystals for macroscale deformation or mechanical motion offers the possibility of using light to control smart material structures across the length scales. Photochemical [2+2] cycloaddition has recently emerged as a promising route to obtain photoswitchable structures and a wide variety of frameworks, but such reaction in crystals leading to macroscopic mechanical motion is relatively less explored. Study of chemistry of such novel soft crystals for the generation of smart materials is an imperative task. This minireview highlights recent advances in solid-state [2+2] cycloaddition in crystals to induce macroscale mechanical motion and thereby transduction of light into kinetic energy.
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Affiliation(s)
- Samim Khan
- Department of Chemistry, Aliah University, New Town, Kolkata, 700 156, India
| | - Akhtaruzzaman
- Department of Chemistry, Aliah University, New Town, Kolkata, 700 156, India
| | | | - Akansha Ekka
- Department of Chemistry, IIT Bhilai, Sejbahar, Raipur, Chhattisgarh, 492015, India
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13
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Crystal structure of five solid forms from isonicotinamide and carboxylic acids assembled by classical hydrogen bonds and other noncovalent interactions. J Mol Struct 2021. [DOI: 10.1016/j.molstruc.2021.130048] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/20/2022]
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14
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Hu F, Bi X, Chen X, Pan Q, Zhao Y. Single-crystal-to-single-crystal Transformations for the Preparation of Small Molecules, 1D and 2D Polymers Single Crystals. CHEM LETT 2021. [DOI: 10.1246/cl.200931] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/20/2022]
Affiliation(s)
- Fan Hu
- College of Polymer Science and Engineering, Qingdao University of Science and Technology, Qingdao 266042, P. R. China
| | - Xinwen Bi
- College of Polymer Science and Engineering, Qingdao University of Science and Technology, Qingdao 266042, P. R. China
| | - Xinsheng Chen
- College of Polymer Science and Engineering, Qingdao University of Science and Technology, Qingdao 266042, P. R. China
| | - Qingyan Pan
- College of Polymer Science and Engineering, Qingdao University of Science and Technology, Qingdao 266042, P. R. China
| | - Yingjie Zhao
- College of Polymer Science and Engineering, Qingdao University of Science and Technology, Qingdao 266042, P. R. China
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15
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Takada K, Yasaki K, Rawat S, Okeyoshi K, Kumar A, Murata H, Kaneko T. Photoexpansion of Biobased Polyesters: Mechanism Analysis by Time-Resolved Measurements of an Amorphous Polycinnamate Hard Film. ACS APPLIED MATERIALS & INTERFACES 2021; 13:14569-14576. [PMID: 33724775 DOI: 10.1021/acsami.0c22922] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/12/2023]
Abstract
Cinnamate-based polyesters were synthesized, including poly(4-hydroxycinnamic acid), poly(4-hydroxy-3-methoxycinnamic acid), poly(3-hydroxycinnamic acid) (P3HCA), and hyperbranched poly(3,4-dihydroxycinnamic acid) (PdHCA). These materials were further processed into hard and dry membranes by casting and underwent photoreactions by ultraviolet (UV) light. The photodeformation behavior of the linear and hyperbranched polyester containing membranes with cinnamate derivatives in the main chain was observed macroscopically and microscopically. The PdHCA and P3HCA membranes were amorphous and exhibited photodeformations. The PdHCA surface visibly contracts, which is a typically observed phenomenon in photoresponsive polymers; however, the P3HCA surface showed a unique photoexpansion behavior. Time-resolution infrared spectroscopy of the P3HCA film revealed trans-to-cis isomerism in the polymer main chains that bent convexly as a result of photoexpansion of the UV-irradiated regions. Furthermore, photomasking created a micropattern on the P3HCA film, which supported the photoexpansion mechanism of the P3HCA film.
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Affiliation(s)
- Kenji Takada
- Graduate School of Advanced Science and Technology, Japan Advanced Institute of Science and Technology, 1-1 Asahidai, Nomi, Ishikawa 923 1292, Japan
| | - Katsuaki Yasaki
- Graduate School of Advanced Science and Technology, Japan Advanced Institute of Science and Technology, 1-1 Asahidai, Nomi, Ishikawa 923 1292, Japan
| | - Sakshi Rawat
- Graduate School of Advanced Science and Technology, Japan Advanced Institute of Science and Technology, 1-1 Asahidai, Nomi, Ishikawa 923 1292, Japan
| | - Kosuke Okeyoshi
- Graduate School of Advanced Science and Technology, Japan Advanced Institute of Science and Technology, 1-1 Asahidai, Nomi, Ishikawa 923 1292, Japan
| | - Amit Kumar
- Graduate School of Advanced Science and Technology, Japan Advanced Institute of Science and Technology, 1-1 Asahidai, Nomi, Ishikawa 923 1292, Japan
- University of Delhi, Benito Juarez Marg, South Campus, South Moti Bagh, New Delhi 110021, India
| | - Hideyuki Murata
- Graduate School of Advanced Science and Technology, Japan Advanced Institute of Science and Technology, 1-1 Asahidai, Nomi, Ishikawa 923 1292, Japan
| | - Tatsuo Kaneko
- Graduate School of Advanced Science and Technology, Japan Advanced Institute of Science and Technology, 1-1 Asahidai, Nomi, Ishikawa 923 1292, Japan
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16
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Zhang HL, Xu W, Liu C, Hong CY. Synthesis of a bead-like multicyclic polymer by UV-induced coupling of an anthracene-telechelic monocyclic precursor and its reversible topological conversion. Polym Chem 2021. [DOI: 10.1039/d1py00341k] [Citation(s) in RCA: 8] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
Abstract
In this study, a bead-like multicyclic polymer was synthesized by the UV-induced coupling reaction of an anthracene-telechelic monocyclic precursor and the reversible topological transformation between the monocyclic polymer and the multicyclic polymer was realized.
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Affiliation(s)
- Hua-long Zhang
- CAS Key Laboratory of Soft Matter Chemistry, Department of Polymer Science and Engineering, University of Science and Technology of China, Hefei, Anhui 230026, P. R. China
| | - Wen Xu
- CAS Key Laboratory of Soft Matter Chemistry, Department of Polymer Science and Engineering, University of Science and Technology of China, Hefei, Anhui 230026, P. R. China
| | - Chao Liu
- CAS Key Laboratory of Soft Matter Chemistry, Department of Polymer Science and Engineering, University of Science and Technology of China, Hefei, Anhui 230026, P. R. China
| | - Chun-yan Hong
- CAS Key Laboratory of Soft Matter Chemistry, Department of Polymer Science and Engineering, University of Science and Technology of China, Hefei, Anhui 230026, P. R. China
- Hefei National Laboratory for Physical Sciences at the Microscale, University of Science and Technology of China, Hefei, Anhui 230026, P. R. China
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17
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Peedikakkal AMP, Jalilov AS, Shaikh AR, Kalanthoden AN, Al-Saadi AA. Blue- and white-light-emitting 2D-coordination polymers and their solid-state photodimerization reaction. CrystEngComm 2021. [DOI: 10.1039/d1ce00991e] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
Two Pb(ii) coordination polymers (CPs) isolated and show 2D-sheet-like structures. CPs with the formate, undergoes solid-state photodimerization and displays blue emission. While 2D sheet with acetate is photostable and show white-light emission.
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Affiliation(s)
- Abdul Malik P. Peedikakkal
- Department of Chemistry, King Fahd University of Petroleum and Minerals, Dhahran 31261, Saudi Arabia
- Interdisciplinary Research Center for Hydrogen and Energy Storage, King Fahd University of Petroleum and Minerals, Dhahran 31261, Saudi Arabia
| | - Almaz S. Jalilov
- Department of Chemistry, King Fahd University of Petroleum and Minerals, Dhahran 31261, Saudi Arabia
- Interdisciplinary Research Center for Advanced Materials, King Fahd University of Petroleum and Minerals, Dhahran 31261, Saudi Arabia
| | - Abdul Rajjak Shaikh
- KAUST Catalysis Center (KCC), Physical Sciences and Engineering Division (PSE), King Abdullah University of Science and Technology (KAUST), Thuwal, 23955-6900, Saudi Arabia
| | - Abdul Nasar Kalanthoden
- Department of Chemistry, King Fahd University of Petroleum and Minerals, Dhahran 31261, Saudi Arabia
| | - Abdulaziz A. Al-Saadi
- Department of Chemistry, King Fahd University of Petroleum and Minerals, Dhahran 31261, Saudi Arabia
- Interdisciplinary Research Center for Refining and Advanced Chemicals, King Fahd University of Petroleum and Minerals, Dhahran 31261, Saudi Arabia
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18
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Zhang L, Zheng H, Wang T, Zhang X, Li Y, Fan F, Fu Y. Solid-state structural transformation of Zn(II)-bpe coordination polymers triggered by dual stimuli. J SOLID STATE CHEM 2020. [DOI: 10.1016/j.jssc.2020.121635] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
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19
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Li S, Lu B, Fang X, Yan D. Manipulating Light‐Induced Dynamic Macro‐Movement and Static Photonic Properties within 1D Isostructural Hydrogen‐Bonded Molecular Cocrystals. Angew Chem Int Ed Engl 2020; 59:22623-22630. [DOI: 10.1002/anie.202009714] [Citation(s) in RCA: 47] [Impact Index Per Article: 11.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/14/2020] [Indexed: 11/11/2022]
Affiliation(s)
- Shuzhen Li
- Beijing Key Laboratory of Energy Conversion and Storage Materials College of Chemistry Beijing Normal University Beijing 100875 P. R. China
| | - Bo Lu
- Beijing Key Laboratory of Energy Conversion and Storage Materials College of Chemistry Beijing Normal University Beijing 100875 P. R. China
| | - Xiaoyu Fang
- Beijing Key Laboratory of Energy Conversion and Storage Materials College of Chemistry Beijing Normal University Beijing 100875 P. R. China
| | - Dongpeng Yan
- Beijing Key Laboratory of Energy Conversion and Storage Materials College of Chemistry Beijing Normal University Beijing 100875 P. R. China
- Key Laboratory of Theoretical and Computational Photochemistry Ministry of Education College of Chemistry Beijing Normal University Beijing 100875 P. R. China
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20
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Li S, Lu B, Fang X, Yan D. Manipulating Light‐Induced Dynamic Macro‐Movement and Static Photonic Properties within 1D Isostructural Hydrogen‐Bonded Molecular Cocrystals. Angew Chem Int Ed Engl 2020. [DOI: 10.1002/ange.202009714] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
Affiliation(s)
- Shuzhen Li
- Beijing Key Laboratory of Energy Conversion and Storage Materials College of Chemistry Beijing Normal University Beijing 100875 P. R. China
| | - Bo Lu
- Beijing Key Laboratory of Energy Conversion and Storage Materials College of Chemistry Beijing Normal University Beijing 100875 P. R. China
| | - Xiaoyu Fang
- Beijing Key Laboratory of Energy Conversion and Storage Materials College of Chemistry Beijing Normal University Beijing 100875 P. R. China
| | - Dongpeng Yan
- Beijing Key Laboratory of Energy Conversion and Storage Materials College of Chemistry Beijing Normal University Beijing 100875 P. R. China
- Key Laboratory of Theoretical and Computational Photochemistry Ministry of Education College of Chemistry Beijing Normal University Beijing 100875 P. R. China
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21
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Dünnebacke T, Kartha KK, Wiest JM, Albuquerque RQ, Fernández G. Solvent-controlled E/ Z isomerization vs. [2 + 2] photocycloaddition mediated by supramolecular polymerization. Chem Sci 2020; 11:10405-10413. [PMID: 34094301 PMCID: PMC8162386 DOI: 10.1039/d0sc03442h] [Citation(s) in RCA: 21] [Impact Index Per Article: 5.3] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/22/2020] [Accepted: 09/11/2020] [Indexed: 11/21/2022] Open
Abstract
Control over the photochemical outcome of photochromic molecules in solution represents a major challenge, as photoexcitation often leads to multiple competing photochemical and/or supramolecular pathways resulting in complex product mixtures. Herein, we demonstrate precise and efficient control over the photochemical behaviour of cyanostilbenes in solution using a straightforward solvent-controlled approach based on supramolecular polymerization. To this end, we designed a π-extended cyanostilbene bolaamphiphile that exhibits tuneable solvent-dependent photochemical behaviour. Photoirradiation of the system in a monomeric state (in organic solvents) exclusively leads to a highly reversible and efficient E/Z photoisomerization, whereas a nearly quantitative [2 + 2] photocycloaddition into a single cyclobutane (anti head-to-tail) occurs in aqueous solutions. These results can be rationalized by a highly regular and preorganized antiparallel J-type arrangement of the cyanostilbene units that is driven by aqueous supramolecular polymerization. The presented concept demonstrates a novel approach towards solvent-selective and environmentally friendly photochemical transformations, which is expected to broaden the scope of supramolecular polymerization.
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Affiliation(s)
- Torsten Dünnebacke
- Organisch-Chemisches Institut, Westfälische-Wilhelms Universität Münster Corrensstraße, 40 48149 Münster Germany
| | - Kalathil K Kartha
- Organisch-Chemisches Institut, Westfälische-Wilhelms Universität Münster Corrensstraße, 40 48149 Münster Germany
| | - Johannes M Wiest
- Organisch-Chemisches Institut, Westfälische-Wilhelms Universität Münster Corrensstraße, 40 48149 Münster Germany
| | - Rodrigo Q Albuquerque
- Organisch-Chemisches Institut, Westfälische-Wilhelms Universität Münster Corrensstraße, 40 48149 Münster Germany
| | - Gustavo Fernández
- Organisch-Chemisches Institut, Westfälische-Wilhelms Universität Münster Corrensstraße, 40 48149 Münster Germany
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22
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Sun B, Lux DM, Patterson EV, Goroff NS. Building Shape-Persistent Arylene Ethynylene Macrocycles as Scaffolds for 1,4-Diiodobutadiyne. J Org Chem 2020; 85:7641-7647. [PMID: 32470301 DOI: 10.1021/acs.joc.9b02859] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Abstract
Two shape-persistent arylene ethynylene macrocycles have been designed and synthesized as scaffolds to bind the nonpolar molecule 1,4-diiodobutadiyne. Binding via halogen bonding interactions between the pyridine moieties of the macrocycle and 1,4-diiodobutadiyne is predicted by density functional theory calculations and has been demonstrated in solution by 13C NMR titrations. The binding constant for the macrocycle-monomer complex (K = 10.5 L mol-1) is much larger than for other comparable halogen bonds, strongly supporting cooperative binding of both ends of the diyne. These results demonstrate a fully inserted geometry of 1,4-diiodobutadiyne in the complex.
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Affiliation(s)
- Bin Sun
- Department of Chemistry, Stony Brook University, Stony Brook, New York 11794-3400, United States
| | - Daniel M Lux
- Department of Chemistry, Stony Brook University, Stony Brook, New York 11794-3400, United States
| | - Eric V Patterson
- Department of Chemistry, Stony Brook University, Stony Brook, New York 11794-3400, United States
| | - Nancy S Goroff
- Department of Chemistry, Stony Brook University, Stony Brook, New York 11794-3400, United States
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23
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Le HT, Wang C, Goto A. Solid‐Phase Radical Polymerization of Halogen‐Bond‐Based Crystals and Applications to Pre‐Shaped Polymer Materials. Angew Chem Int Ed Engl 2020. [DOI: 10.1002/ange.202001544] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
Affiliation(s)
- Hong Tho Le
- Division of Chemistry and Biological ChemistrySchool of Physical and Mathematical SciencesNanyang Technological University 21 Nanyang Link 637371 Singapore Singapore
| | - Chen‐Gang Wang
- Division of Chemistry and Biological ChemistrySchool of Physical and Mathematical SciencesNanyang Technological University 21 Nanyang Link 637371 Singapore Singapore
| | - Atsushi Goto
- Division of Chemistry and Biological ChemistrySchool of Physical and Mathematical SciencesNanyang Technological University 21 Nanyang Link 637371 Singapore Singapore
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24
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Le HT, Wang CG, Goto A. Solid-Phase Radical Polymerization of Halogen-Bond-Based Crystals and Applications to Pre-Shaped Polymer Materials. Angew Chem Int Ed Engl 2020; 59:9360-9364. [PMID: 32180313 DOI: 10.1002/anie.202001544] [Citation(s) in RCA: 9] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/30/2020] [Revised: 03/05/2020] [Indexed: 12/31/2022]
Abstract
Liquid vinyl monomers were converted into solid crystals via halogen bonding. They underwent solid-phase radical polymerizations through heating at 40 °C or ultraviolet photo-irradiation (365 nm). The X-ray crystallography analysis showed the high degree of monomer alignment in the crystals. The polymerizations of the solid monomer crystals yielded polymers with high molecular weights and relatively low dispersities because of the high degree of the monomer alignment in the crystal. As a unique application of this system, the crystalized monomers were assembled to pre-determined structures, followed by solid-phase polymerization, to obtain a two-layer polymer sheet and a three-dimensional house-shaped polymer material. The two-layer sheet contained a unique asymmetric pore structure and exhibited a solvent-responsive shape memory property and may find applications to asymmetric membranes and polymer actuators.
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Affiliation(s)
- Hong Tho Le
- Division of Chemistry and Biological Chemistry, School of Physical and Mathematical Sciences, Nanyang Technological University, 21 Nanyang Link, 637371, Singapore, Singapore
| | - Chen-Gang Wang
- Division of Chemistry and Biological Chemistry, School of Physical and Mathematical Sciences, Nanyang Technological University, 21 Nanyang Link, 637371, Singapore, Singapore
| | - Atsushi Goto
- Division of Chemistry and Biological Chemistry, School of Physical and Mathematical Sciences, Nanyang Technological University, 21 Nanyang Link, 637371, Singapore, Singapore
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25
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Yamada S, Aya K. Solid‐State [2+2] Photodimerization of 1‐Aryl‐4‐pyridylbutadienes in Cation‐π‐Controlled Crystals. Chem Asian J 2020; 15:581-584. [DOI: 10.1002/asia.201901707] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/09/2019] [Revised: 01/09/2020] [Indexed: 11/06/2022]
Affiliation(s)
- Shinji Yamada
- Department of ChemistryOchanomizu University 2-1-1 Otsuka, Bunkyo-ku Tokyo 112-8610 Japan
| | - Kanae Aya
- Department of ChemistryOchanomizu University 2-1-1 Otsuka, Bunkyo-ku Tokyo 112-8610 Japan
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26
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Ushakov IE, Odin IS, Gloukhov PA, Golovanov AA, Dorovatovskii PV, Vologzhanina AV. Crystal structures of ( E)-5-(4-methyl-phen-yl)-1-(pyridin-2-yl)pent-2-en-4-yn-1-one and [3,4-bis(phenyl-ethyn-yl)cyclo-butane-1,2-di-yl]bis-(pyridin-2-yl-methanone). Acta Crystallogr E Crystallogr Commun 2020; 76:192-196. [PMID: 32071745 PMCID: PMC7001831 DOI: 10.1107/s2056989020000055] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/21/2019] [Accepted: 01/03/2020] [Indexed: 11/17/2022]
Abstract
Recrystallization of (E)-5-phenyl-1-(pyridin-2-yl)pent-2-en-4-yn-1-one at room temperature from ethyl-ene glycol in daylight afforded [3,4-bis-(phenyl-ethyn-yl)cyclo-butane-1,2-di-yl)bis-(pyridin-2-yl-methanone], C32H22N2O2 (3), while (E)-5-(4-methyl-phen-yl)-1-(pyridin-2-yl)pent-2-en-4-yn-1-one, C17H13NO (2), remained photoinert. This is the first experimental evidence that pentenynones can be photoreactive when fixed in nearly coplanar parallel positions. During the photoreaction, the bond lengths and angles along the pentenyne chain changed significantly, while the disposition of the pyridyl ring towards the keto group was almost unchanged. The cyclo-butane ring adopts an rctt conformation.
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Affiliation(s)
- Ivan E. Ushakov
- A.N. Nesmeyanov Institute of Organoelement Compounds of RAS, 28, Vavilova Str., Moscow, 119991, Russian Federation
| | - Ivan S. Odin
- Togliatti State University; 14 Belorusskaya Str., Togliatti, 445667, Russian Federation
| | - Pavel A. Gloukhov
- Togliatti State University; 14 Belorusskaya Str., Togliatti, 445667, Russian Federation
| | | | - Pavel V. Dorovatovskii
- National Research Center ’Kurchatov Institute’, pl. Akad. Kurchatova, 1, Moscow, 123098, Russian Federation
| | - Anna V. Vologzhanina
- A.N. Nesmeyanov Institute of Organoelement Compounds of RAS, 28, Vavilova Str., Moscow, 119991, Russian Federation
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27
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Kölsch S, Ihmels H, Mattay J, Sewald N, Patrick BO. Reversible photoswitching of the DNA-binding properties of styrylquinolizinium derivatives through photochromic [2 + 2] cycloaddition and cycloreversion. Beilstein J Org Chem 2020; 16:111-124. [PMID: 32082430 PMCID: PMC7006495 DOI: 10.3762/bjoc.16.13] [Citation(s) in RCA: 12] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/07/2019] [Accepted: 01/08/2020] [Indexed: 12/17/2022] Open
Abstract
It was demonstrated that styrylquinolizinium derivatives may be applied as photoswitchable DNA ligands. At lower ligand:DNA ratios (≤1.5), these compounds bind to duplex DNA by intercalation, with binding constants ranging from K b = 4.1 × 104 M to 2.6 × 105 M (four examples), as shown by photometric and fluorimetric titrations as well as by CD and LD spectroscopic analyses. Upon irradiation at 450 nm, the methoxy-substituted styrylquinolizinium derivatives form the corresponding syn head-to-tail cyclobutanes in a selective [2 + 2] photocycloaddition, as revealed by X-ray diffraction analysis of the reaction products. These photodimers bind to DNA only weakly by outside-edge association, but they release the intercalating monomers upon irradiation at 315 nm in the presence of DNA. As a result, it is possible to switch between these two ligands and likewise between two different binding modes by irradiation with different excitation wavelengths.
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Affiliation(s)
- Sarah Kölsch
- Department of Chemistry and Biology, Organic Chemistry II, University of Siegen, Adolf-Reichwein-Str. 2, D-57068 Siegen, Germany
| | - Heiko Ihmels
- Department of Chemistry and Biology, Organic Chemistry II, University of Siegen, Adolf-Reichwein-Str. 2, D-57068 Siegen, Germany
| | - Jochen Mattay
- Department of Chemistry, Organic and Bioorganic Chemistry, Bielefeld University, PO Box 100121, D-33501 Bielefeld, Germany
| | - Norbert Sewald
- Department of Chemistry, Organic and Bioorganic Chemistry, Bielefeld University, PO Box 100121, D-33501 Bielefeld, Germany
| | - Brian O Patrick
- Department of Chemistry, Structural Chemistry Facility, The University of British Columbia, 2036 Main Mall, V6T 1Z1, Vancouver, BC, Canada
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28
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Khan S, Dutta B, Mir MH. Impact of solid-state photochemical [2+2] cycloaddition on coordination polymers for diverse applications. Dalton Trans 2020; 49:9556-9563. [DOI: 10.1039/d0dt01534b] [Citation(s) in RCA: 26] [Impact Index Per Article: 6.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
This Frontier article highlights the advancement of [2+2] photocycloaddition reactions within coordination polymers to fine tune their diverse physical and chemical properties.
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Affiliation(s)
- Samim Khan
- Department of Chemistry
- Aliah University
- Kolkata 700 156
- India
| | - Basudeb Dutta
- Department of Chemistry
- Aliah University
- Kolkata 700 156
- India
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29
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Savchenkov AV, Vologzhanina AV, Pushkin DV, Serezhkina LB, Serezhkin VN. Highly conjugated systems with pedal motion in uranyl crotonate compounds with 1,2-bis(4-pyridyl)ethylene as a neutral ligand or a counter cation. Inorganica Chim Acta 2019. [DOI: 10.1016/j.ica.2019.119089] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
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30
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Solid-State Photoinitiated Cycloaddition Reaction of 4,4′-(Ethene-1,2-diyl)bis(pyridinium) Dinitrate: Charge-Density Perspective on Initial Stage of the Reaction. CRYSTALS 2019. [DOI: 10.3390/cryst9120613] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 02/07/2023]
Abstract
Solid-state photoinitiated [2 + 2] cycloaddition reaction 2(H2bpe)(NO3)2 → (H4tpcb)(NO3)4 (bpe = 1,2-bis(pyrid-4-yl)ethylene; tpcb = 1,2,3,4-tetrakis(pyrid-4-yl)cyclobutane) was carried out in a single-crystal-to-single-crystal manner. The reaction product was characterized by means of X-ray diffraction and 1H NMR spectroscopy. Only the rctt-isomer of tpcb was found as the reaction product. Intermolecular interactions in a single crystal of (H2bpe)(NO3)2 were studied within the QTAIM approach. Although sum energy of strong and weak hydrogen bonds dominates in total packing energy, contribution of π…π stacking interactions to the packing energy is also prominent. At solid (H2bpe)(NO3)2, stacking of photoreactive H2bpe2+ cations is realized via N…C, C…C and C–H…C bonding, although no four-membered cycles formed by these bond paths was found in molecular graph representation. Reduced density gradient (RDG) surfaces and molecular Voronoi surfaces clearly demonstrate accumulation of charge density between olefin groups prone to take part in photoinitiated cycloaddition reactions. Good correlation between description of hydrogen bonding in terms of QTAIM and Voronoi approaches was demonstrated. The Voronoi approach confirmed that during the photoreaction the system of hydrogen bonds remained almost unchanged.
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31
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Ushakov IE, Goloveshkin AS, Zorina-Tikhonova EN, Chistyakov AS, Sidorov AA, Eremenko IL, Volodin AD, Vologzhanina AV. Synthesis, crystal structures and solid state reactions of zinc(ii) cyclobutane-1,1′-dicarboxylates containing 1,2-bis(pyrid-4 yl)ethylene. MENDELEEV COMMUNICATIONS 2019. [DOI: 10.1016/j.mencom.2019.11.012] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 12/17/2022]
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32
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Pahari G, Bhattacharya B, Reddy CM, Ghoshal D. A reversible photochemical solid-state transformation in an interpenetrated 3D metal-organic framework with mechanical softness. Chem Commun (Camb) 2019; 55:12515-12518. [PMID: 31576381 DOI: 10.1039/c9cc04765d] [Citation(s) in RCA: 21] [Impact Index Per Article: 4.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/25/2023]
Abstract
We synthesized a two-fold interpenetrated 3D MOF with two crystallographically distinct C[double bond, length as m-dash]C bonds, which undergoes [2+2] photo-cycloaddition and thermal reversible reaction, in a single-crystal-to-single-crystal (SCSC) manner. The softer nature and comparable mechanical properties of the crystals of the parent and cyclized MOFs revealed by nanoindentation allowed rationalizing their structural softness and SCSC transformation behaviour.
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Affiliation(s)
- Goutam Pahari
- Department of Chemistry, Jadavpur University, Jadavpur, Kolkata, 700 032, India.
| | - Biswajit Bhattacharya
- Department of Chemistry, Jadavpur University, Jadavpur, Kolkata, 700 032, India. and Indian Institute of Science Education and Research (IISER) Kolkata, Mohanpur Campus, Mohanpur 741 246, India.
| | - C Malla Reddy
- Indian Institute of Science Education and Research (IISER) Kolkata, Mohanpur Campus, Mohanpur 741 246, India.
| | - Debajyoti Ghoshal
- Department of Chemistry, Jadavpur University, Jadavpur, Kolkata, 700 032, India.
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33
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Park I, Lee E, Lee SS, Vittal JJ. Chemical Patterning in Single Crystals of Metal–Organic Frameworks by [2+2] Cycloaddition Reaction. Angew Chem Int Ed Engl 2019. [DOI: 10.1002/ange.201904834] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
Affiliation(s)
- In‐Hyeok Park
- Department of Chemistry National University of Singapore 3, Science Drive 3 117543 Singapore Singapore
| | - Eunji Lee
- Department of Chemistry and Research Institute of Natural Science Gyeongsang National University Jinju 52828 South Korea
| | - Shim Sung Lee
- Department of Chemistry and Research Institute of Natural Science Gyeongsang National University Jinju 52828 South Korea
| | - Jagadese J. Vittal
- Department of Chemistry National University of Singapore 3, Science Drive 3 117543 Singapore Singapore
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34
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Acharjya A, Pachfule P, Roeser J, Schmitt F, Thomas A. Vinylene-Linked Covalent Organic Frameworks by Base-Catalyzed Aldol Condensation. Angew Chem Int Ed Engl 2019; 58:14865-14870. [PMID: 31340082 PMCID: PMC6851556 DOI: 10.1002/anie.201905886] [Citation(s) in RCA: 134] [Impact Index Per Article: 26.8] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/12/2019] [Revised: 06/25/2019] [Indexed: 01/08/2023]
Abstract
Two 2D covalent organic frameworks (COFs) linked by vinylene (-CH=CH-) groups (V-COF-1 and V-COF-2) are synthesized by exploiting the electron deficient nature of the aromatic s-triazine unit of C3 -symmetric 2,4,6-trimethyl-s-triazine (TMT). The acidic terminal methyl hydrogens of TMT can easily be abstracted by a base, resulting in a stabilized carbanion, which further undergoes aldol condensation with multitopic aryl aldehydes to be reticulated into extended crystalline frameworks (V-COFs). Both V-COF-1 (with terepthalaldehyde (TA)) and V-COF-2 (with 1,3,5-tris(p-formylphenyl)benzene (TFPB)) are polycrystalline and exhibit permanent porosity and BET surface areas of 1341 m2 g-1 and 627 m2 g-1 , respectively. Owing to the close proximity (3.52 Å) of the pre-organized vinylene linkages within adjacent 2D layers stacked in eclipsed fashion, [2+2] photo-cycloadditon in V-COF-1 formed covalent crosslinks between the COF layers.
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Affiliation(s)
- Amitava Acharjya
- Department of Chemistry-Functional MaterialsTechnische Universität BerlinHardenbergstr. 40BA2, 10623BerlinGermany
| | - Pradip Pachfule
- Department of Chemistry-Functional MaterialsTechnische Universität BerlinHardenbergstr. 40BA2, 10623BerlinGermany
| | - Jérôme Roeser
- Department of Chemistry-Functional MaterialsTechnische Universität BerlinHardenbergstr. 40BA2, 10623BerlinGermany
| | - Franz‐Josef Schmitt
- Department of Chemistry-Functional MaterialsTechnische Universität BerlinHardenbergstr. 40BA2, 10623BerlinGermany
| | - Arne Thomas
- Department of Chemistry-Functional MaterialsTechnische Universität BerlinHardenbergstr. 40BA2, 10623BerlinGermany
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35
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Intermolecular Interactions in Functional Crystalline Materials: From Data to Knowledge. CRYSTALS 2019. [DOI: 10.3390/cryst9090478] [Citation(s) in RCA: 27] [Impact Index Per Article: 5.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 12/28/2022]
Abstract
Intermolecular interactions of organic, inorganic, and organometallic compounds are the key to many composition–structure and structure–property networks. In this review, some of these relations and the tools developed by the Cambridge Crystallographic Data Center (CCDC) to analyze them and design solid forms with desired properties are described. The potential of studies supported by the Cambridge Structural Database (CSD)-Materials tools for investigation of dynamic processes in crystals, for analysis of biologically active, high energy, optical, (electro)conductive, and other functional crystalline materials, and for the prediction of novel solid forms (polymorphs, co-crystals, solvates) are discussed. Besides, some unusual applications, the potential for further development and limitations of the CCDC software are reported.
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36
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Acharjya A, Pachfule P, Roeser J, Schmitt F, Thomas A. Vinylene‐Linked Covalent Organic Frameworks by Base‐Catalyzed Aldol Condensation. Angew Chem Int Ed Engl 2019. [DOI: 10.1002/ange.201905886] [Citation(s) in RCA: 31] [Impact Index Per Article: 6.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
Affiliation(s)
- Amitava Acharjya
- Department of Chemistry-Functional Materials Technische Universität Berlin Hardenbergstr. 40 BA2, 10623 Berlin Germany
| | - Pradip Pachfule
- Department of Chemistry-Functional Materials Technische Universität Berlin Hardenbergstr. 40 BA2, 10623 Berlin Germany
| | - Jérôme Roeser
- Department of Chemistry-Functional Materials Technische Universität Berlin Hardenbergstr. 40 BA2, 10623 Berlin Germany
| | - Franz‐Josef Schmitt
- Department of Chemistry-Functional Materials Technische Universität Berlin Hardenbergstr. 40 BA2, 10623 Berlin Germany
| | - Arne Thomas
- Department of Chemistry-Functional Materials Technische Universität Berlin Hardenbergstr. 40 BA2, 10623 Berlin Germany
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37
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Wang LF, Zhuang WM, Huang GZ, Chen YC, Qiu JZ, Ni ZP, Tong ML. Spin-crossover modulation via single-crystal to single-crystal photochemical [2 + 2] reaction in Hofmann-type frameworks. Chem Sci 2019; 10:7496-7502. [PMID: 31588302 PMCID: PMC6764279 DOI: 10.1039/c9sc02274k] [Citation(s) in RCA: 37] [Impact Index Per Article: 7.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/09/2019] [Accepted: 07/03/2019] [Indexed: 02/01/2023] Open
Abstract
This study reports the first modulation of spin-crossover (SCO) behavior via a photochemical [2 + 2] cycloaddition reaction. Here we construct two no-solvent Fe(ii)-Ag(i) bimetallic Hofmann-type frameworks, [Fe(4-spy)2{Ag(CN)2}2] (1) and [Fe(2,4-bpe)2{Ag(CN)2}2] (2) (4-spy = 4-styrylpyridine, 2,4-bpe = trans-1-(2-pyridyl)-2-(4-pyridyl)ethylene). For 1, the dimerization of 4-spy results in a single-crystal to single-crystal (SCSC) transformation from 2D interdigitated layers to a 3D interpenetrated structure. Additionally, a 3D → 3D structural transformation accompanied with Ag(i)-N bond breaking is achieved via the photochemical cycloaddition reaction of 2,4-bpe in 2. More importantly, both the spin transition temperatures and the SCO character are effectively modulated; thus, this approach provides a new strategy for constructing photo-responsive SCO magnetic materials.
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Affiliation(s)
- Long-Fei Wang
- Key Laboratory of Bioinorganic and Synthetic Chemistry of Ministry of Education , School of ChemistrySun , Yat-Sen University , Guangzhou , 510275 P. R. China .
| | - Wei-Man Zhuang
- Key Laboratory of Bioinorganic and Synthetic Chemistry of Ministry of Education , School of ChemistrySun , Yat-Sen University , Guangzhou , 510275 P. R. China .
| | - Guo-Zhang Huang
- Key Laboratory of Bioinorganic and Synthetic Chemistry of Ministry of Education , School of ChemistrySun , Yat-Sen University , Guangzhou , 510275 P. R. China .
| | - Yan-Cong Chen
- Key Laboratory of Bioinorganic and Synthetic Chemistry of Ministry of Education , School of ChemistrySun , Yat-Sen University , Guangzhou , 510275 P. R. China .
| | - Jiang-Zhen Qiu
- Key Laboratory of Bioinorganic and Synthetic Chemistry of Ministry of Education , School of ChemistrySun , Yat-Sen University , Guangzhou , 510275 P. R. China .
| | - Zhao-Ping Ni
- Key Laboratory of Bioinorganic and Synthetic Chemistry of Ministry of Education , School of ChemistrySun , Yat-Sen University , Guangzhou , 510275 P. R. China .
| | - Ming-Liang Tong
- Key Laboratory of Bioinorganic and Synthetic Chemistry of Ministry of Education , School of ChemistrySun , Yat-Sen University , Guangzhou , 510275 P. R. China .
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38
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Park I, Lee E, Lee SS, Vittal JJ. Chemical Patterning in Single Crystals of Metal–Organic Frameworks by [2+2] Cycloaddition Reaction. Angew Chem Int Ed Engl 2019; 58:14860-14864. [DOI: 10.1002/anie.201904834] [Citation(s) in RCA: 31] [Impact Index Per Article: 6.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/18/2019] [Indexed: 11/05/2022]
Affiliation(s)
- In‐Hyeok Park
- Department of Chemistry National University of Singapore 3, Science Drive 3 117543 Singapore Singapore
| | - Eunji Lee
- Department of Chemistry and Research Institute of Natural Science Gyeongsang National University Jinju 52828 South Korea
| | - Shim Sung Lee
- Department of Chemistry and Research Institute of Natural Science Gyeongsang National University Jinju 52828 South Korea
| | - Jagadese J. Vittal
- Department of Chemistry National University of Singapore 3, Science Drive 3 117543 Singapore Singapore
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39
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Al-Mohsin HA, AlMousa A, Oladepo SA, Jalilov AS, Fettouhi M, P Peedikakkal AM. Single-Crystal-to-Single-Crystal Transformation of Hydrogen-Bonded Triple-Stranded Ladder Coordination Polymer via Photodimerization Reaction. Inorg Chem 2019; 58:10167-10173. [PMID: 31317737 DOI: 10.1021/acs.inorgchem.9b01276] [Citation(s) in RCA: 11] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Abstract
A one-dimensional hydrogen-bonded triple-stranded ladder coordination polymer [Cd(bpe)1.5(NO3)2(H2O)] (1) (where bpe = trans-1,2-bis(4-pyridyl)ethylene) containing three parallel C═C double bonds was synthesized. This compound undergoes photochemical [2 + 2] cycloaddition and produces rctt-tetrakis(4-pyridyl)cyclobutane (rctt-tpcb) in up to 67% yield via Single-Crystal-to-Single-Crystal (SCSC) transformation. Triple-stranded ladder-like structures have never before displayed such a kind of SCSC transformation. Furthermore, photoirradiation of ground 1 produces rctt-tpcb in up to 100% yield in the solid state. On the basis of the alignment of three C═C olefinic bonds of bpe ligands in parallel, only two out of the three aligned bpe are expected to undergo [2 + 2] photodimerization. However, the quantitative yield from the solid-state photochemical [2 + 2] cycloaddition reaction has been achieved via grinding of crystals of 1 to a powder. The effects of grinding on photoreactivity of 1 were thoroughly studied using 1H NMR spectroscopy, thermogravimetric analysis (TGA), and Raman spectroscopy. These studies indicate that the molecular movements of the hydrogen-bonded ladders are reinforced due to the loss of coordinated water molecules and the further crystal repacking via bond-breaking/forming of the hydrogen-bonded assemblies during mechanical grinding. The 100% photodimerization of ground 1 shows that the grinding accelerates internal molecular motions of ladder structures within the crystals lattice. The solid-state photoluminescence of 1, before and after UV irradiation, was investigated at room temperature, both indicative of interesting luminescent properties.
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Affiliation(s)
- Hasan Ali Al-Mohsin
- Department of Chemistry , King Fahd University of Petroleum and Minerals , P.O. Box 5048, Dhahran 31261 , Saudi Arabia
| | - Ammar AlMousa
- Department of Chemistry , King Fahd University of Petroleum and Minerals , P.O. Box 5048, Dhahran 31261 , Saudi Arabia
| | - Sulayman A Oladepo
- Department of Chemistry , King Fahd University of Petroleum and Minerals , P.O. Box 5048, Dhahran 31261 , Saudi Arabia
| | - Almaz S Jalilov
- Department of Chemistry , King Fahd University of Petroleum and Minerals , P.O. Box 5048, Dhahran 31261 , Saudi Arabia
| | - Mohammed Fettouhi
- Department of Chemistry , King Fahd University of Petroleum and Minerals , P.O. Box 5048, Dhahran 31261 , Saudi Arabia
| | - Abdul Malik P Peedikakkal
- Department of Chemistry , King Fahd University of Petroleum and Minerals , P.O. Box 5048, Dhahran 31261 , Saudi Arabia
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40
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Yadava K, Vittal JJ. Solid‐State Photochemical [2+2] Cycloaddition Reaction of Mn
II
Complexes. Chemistry 2019; 25:10394-10399. [DOI: 10.1002/chem.201901237] [Citation(s) in RCA: 10] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/17/2019] [Revised: 05/08/2019] [Indexed: 11/07/2022]
Affiliation(s)
- Khushboo Yadava
- Department of ChemistryNational University of Singapore 3, Science Drive 3 Singapore 117543 Singapore
| | - Jagadese J. Vittal
- Department of ChemistryNational University of Singapore 3, Science Drive 3 Singapore 117543 Singapore
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41
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Dutta B, Sinha C, Mir MH. The sunlight-driven photosalient effect of a 1D coordination polymer and the release of an elusive cyclobutane derivative. Chem Commun (Camb) 2019; 55:11049-11051. [DOI: 10.1039/c9cc06016b] [Citation(s) in RCA: 31] [Impact Index Per Article: 6.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
A 1D coordination polymer exhibits photosalient effect due to photochemical [2+2] cycloaddition reaction by UV as well as sunlight irradiation accompanied by the release of free cyclobutane ligand.
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Affiliation(s)
- Basudeb Dutta
- Department of Chemistry
- Aliah University
- Kolkata 700 156
- India
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42
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Yu JG, Gan MM, Bai S, Han YF. Photodriven solid-state multiple [2 + 2] cycloaddition strategies for the construction of polycyclobutane derivatives. CrystEngComm 2019. [DOI: 10.1039/c9ce00971j] [Citation(s) in RCA: 23] [Impact Index Per Article: 4.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/15/2022]
Abstract
Solid-state multiple [2 + 2] cycloaddition reactions of polyenes continue to attract attention as a mediate for the synthesis of polycyclobutane derivatives.
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Affiliation(s)
- Jian-Gang Yu
- Key Laboratory of Synthetic and Natural Functional Molecule Chemistry
- College of Chemistry and Materials Science
- Northwest University
- Xi'an 710127
- P. R. China
| | - Ming-Ming Gan
- Key Laboratory of Synthetic and Natural Functional Molecule Chemistry
- College of Chemistry and Materials Science
- Northwest University
- Xi'an 710127
- P. R. China
| | - Sha Bai
- Key Laboratory of Synthetic and Natural Functional Molecule Chemistry
- College of Chemistry and Materials Science
- Northwest University
- Xi'an 710127
- P. R. China
| | - Ying-Feng Han
- Key Laboratory of Synthetic and Natural Functional Molecule Chemistry
- College of Chemistry and Materials Science
- Northwest University
- Xi'an 710127
- P. R. China
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43
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Klajn J, Stawski W, Chmielewski PJ, Cybińska J, Pawlicki M. A route to a cyclobutane-linked double-looped system via a helical macrocycle. Chem Commun (Camb) 2019; 55:4558-4561. [PMID: 30931464 DOI: 10.1039/c9cc01201j] [Citation(s) in RCA: 14] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
The macrocyclic confinements prefers a solid-state prearrangement of two CC linkers that after photocyclisation quantitatively form a cyclobutane linked double-looped structure with perpendicular orientation of macrocyclic arms.
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Affiliation(s)
- Jan Klajn
- Wydział Chemii
- Uniwersytet Wrocławski
- 50-383 Wrocław
- Poland
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44
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Neena KK, Sudhakar P, Thilagar P. Catalyst- and Template-Free Ultrafast Visible-Light-Triggered Dimerization of Vinylpyridine-Functionalized Tetraarylaminoborane: Intriguing Deep-Blue Delayed Fluorescence. Angew Chem Int Ed Engl 2018; 57:16806-16810. [PMID: 30345594 DOI: 10.1002/anie.201811353] [Citation(s) in RCA: 20] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/03/2018] [Indexed: 11/07/2022]
Abstract
A photoredox-catalyst- and template-free sunlight-induced molecular dimerization of a vinylpyridine-functionalized tetraarylaminoborane (TAAB) has been accomplished for the first time. The reaction is quantitative, highly regioselective, and thermally irreversible. The presence of the propeller-shaped TAAB framework allows selective photodimerization of one of the two vinyl pyridine units. Monomer 1 and photodimer 2 exhibit distinct photophysical properties with delayed fluorescence (DF) both in solution and the solid state, which was confirmed by steady-state and time-resolved luminescence studies. Quantum mechanical calculations were performed to support the experimental observations. Our new approach using [2+2] cycloaddition chemistry paves the way for the development of highly sought-after deep-blue DF materials.
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Affiliation(s)
- Kalluvettukuzhy K Neena
- Department of Inorganic and Physical Chemistry, Indian Institute of Science, Bangalore, 560012, India
| | - Pagidi Sudhakar
- Department of Inorganic and Physical Chemistry, Indian Institute of Science, Bangalore, 560012, India
| | - Pakkirisamy Thilagar
- Department of Inorganic and Physical Chemistry, Indian Institute of Science, Bangalore, 560012, India
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45
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Neena KK, Sudhakar P, Thilagar P. Catalyst‐ and Template‐Free Ultrafast Visible‐Light‐Triggered Dimerization of Vinylpyridine‐Functionalized Tetraarylaminoborane: Intriguing Deep‐Blue Delayed Fluorescence. Angew Chem Int Ed Engl 2018. [DOI: 10.1002/ange.201811353] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
Affiliation(s)
- Kalluvettukuzhy K. Neena
- Department of Inorganic and Physical ChemistryIndian Institute of Science Bangalore 560012 India
| | - Pagidi Sudhakar
- Department of Inorganic and Physical ChemistryIndian Institute of Science Bangalore 560012 India
| | - Pakkirisamy Thilagar
- Department of Inorganic and Physical ChemistryIndian Institute of Science Bangalore 560012 India
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46
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Dey A, Biradha K. Photochemical Reactions in Supramolecular Assemblies of Gels: Dimerizations and Polymerizations via Pericyclic Reactions. Isr J Chem 2018. [DOI: 10.1002/ijch.201800137] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/22/2022]
Affiliation(s)
- Avishek Dey
- Department of ChemistryIndian Institute of Technology Kharagpur Kharagpur- 721302 India
| | - Kumar Biradha
- Department of ChemistryIndian Institute of Technology Kharagpur Kharagpur- 721302 India
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47
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Peedikakkal AMP, Quah HS, Chia S, Jalilov AS, Shaikh AR, Al-Mohsin HA, Yadava K, Ji W, Vittal JJ. Near-White Light Emission from Lead(II) Metal-Organic Frameworks. Inorg Chem 2018; 57:11341-11348. [PMID: 30156408 DOI: 10.1021/acs.inorgchem.8b00637] [Citation(s) in RCA: 36] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/14/2022]
Abstract
Reaction of bpy (bpy = 4,4'-bipyridine) with Pb(OAc)2·3H2O in DMF (DMF = dimethylformamide) afforded a metal-organic framework (MOF), [Pb2(μ-bpy)(μ-O2CCH3)2(μ-O2CCH3)2]·H2O (1). Reaction of bpy with Pb(O2CCF3)2 in a methanol and chloroform mixture furnished another MOF, [Pb(μ-bpy)(μ-O2CCF3)2]·1/2CHCl3 (2). However, the reaction of bpy with Pb(OAc)2·3H2O in the presence of trifluoroacetic acid in a similar reaction condition yielded a hydrogen-bonded zwitter-ionic complex of Pb(II), [Pb(bpy-H)2(O2CCF3)4] (3). All compounds have been characterized by single crystal X-ray crystallography, FT-IR, and 1H NMR spectroscopies. Compound 1 forms four heptacoordinated Pb(II) joined by (OCCH3)-O- linkages, resulting in a 3D noninterpenetrated MOF net with a four-connected uninodal sra (SrAl2) topology. However, in 2, tetra-connected Pb4(O2CCF3)8 cluster units are linked further through eight bpy ligands to furnish a doubly interpenetrated MOF with a new topology but having the very similar connectivity of 1, whereas 3 forms a zigzag hydrogen-bonded chain structure. The variation of carboxylate anions, pH of the reaction medium, and the ratio of the reactants profoundly affected the final topological structure of the compounds synthesized. The solid-state photoluminescence of 1-3 was investigated at room temperature. Interestingly 1, 2, and 3 achieved close to white light emission when excited at 329, 376, and 330 nm, respectively. The systematic understanding of the photophysical properties of analogous Pb-based compounds may open new perspectives for developing single-phase white-light-emitting materials using Pb(II) based MOFs.
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Affiliation(s)
- Abdul Malik P Peedikakkal
- Department of Chemistry , King Fahd University of Petroleum and Minerals , P.O. Box 5048, Dhahran 31261 , Saudi Arabia
| | - Hong Sheng Quah
- Department of Chemistry , National University of Singapore , 3 Science Drive 3 , Singapore 117543
| | - Stacey Chia
- Department of Physics , National University of Singapore , 3 Science Drive 3 , Singapore 117542
| | - Almaz S Jalilov
- Department of Chemistry , King Fahd University of Petroleum and Minerals , P.O. Box 5048, Dhahran 31261 , Saudi Arabia
| | - Abdul Rajjak Shaikh
- Department of Chemistry , King Fahd University of Petroleum and Minerals , P.O. Box 5048, Dhahran 31261 , Saudi Arabia
| | - Hasan Ali Al-Mohsin
- Department of Chemistry , King Fahd University of Petroleum and Minerals , P.O. Box 5048, Dhahran 31261 , Saudi Arabia
| | - Khushboo Yadava
- Department of Chemistry , National University of Singapore , 3 Science Drive 3 , Singapore 117543
| | - Wei Ji
- Department of Physics , National University of Singapore , 3 Science Drive 3 , Singapore 117542
| | - Jagadese J Vittal
- Department of Chemistry , National University of Singapore , 3 Science Drive 3 , Singapore 117543
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48
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Affiliation(s)
- Martin Obst
- Institut für Organische Chemie; Universität Regensburg; Universitätsstraße 31 93040 Regensburg Germany
| | - Burkhard König
- Institut für Organische Chemie; Universität Regensburg; Universitätsstraße 31 93040 Regensburg Germany
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49
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Gan MM, Liu JQ, Zhang L, Wang YY, Hahn FE, Han YF. Preparation and Post-Assembly Modification of Metallosupramolecular Assemblies from Poly(N-Heterocyclic Carbene) Ligands. Chem Rev 2018; 118:9587-9641. [DOI: 10.1021/acs.chemrev.8b00119] [Citation(s) in RCA: 202] [Impact Index Per Article: 33.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Ming-Ming Gan
- Key Laboratory of Synthetic and Natural Functional Molecule Chemistry, College of Chemistry and Materials Science, Northwest University, Xi’an 710127, P. R. China
| | - Ji-Quan Liu
- Key Laboratory of Synthetic and Natural Functional Molecule Chemistry, College of Chemistry and Materials Science, Northwest University, Xi’an 710127, P. R. China
| | - Le Zhang
- Key Laboratory of Synthetic and Natural Functional Molecule Chemistry, College of Chemistry and Materials Science, Northwest University, Xi’an 710127, P. R. China
| | - Yao-Yu Wang
- Key Laboratory of Synthetic and Natural Functional Molecule Chemistry, College of Chemistry and Materials Science, Northwest University, Xi’an 710127, P. R. China
| | - F. Ekkehardt Hahn
- Key Laboratory of Synthetic and Natural Functional Molecule Chemistry, College of Chemistry and Materials Science, Northwest University, Xi’an 710127, P. R. China
- Institut für Anorganische und Analytische Chemie, Westfälische Wilhelms-Universität Münster, Corrensstraße 30, D-48149 Münster, Germany
| | - Ying-Feng Han
- Key Laboratory of Synthetic and Natural Functional Molecule Chemistry, College of Chemistry and Materials Science, Northwest University, Xi’an 710127, P. R. China
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50
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Patterns of hydrogen bonding involving thiourea in the series of thiourea⋅trans-1,2-bispyridyl ethylene cocrystals – A comparative study. J Mol Struct 2018. [DOI: 10.1016/j.molstruc.2018.02.092] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022]
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