1
|
Elvers BJ, Fischer C, Schulzke C. Dynamics and Coordination of a P 2N 2 Ligand - from Twisted Conformation to Chelation. Chemistry 2024; 30:e202304103. [PMID: 38372510 DOI: 10.1002/chem.202304103] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/11/2023] [Revised: 02/10/2024] [Accepted: 02/19/2024] [Indexed: 02/20/2024]
Abstract
Based on their general spacial flexibility, their Lewis and Brønsted basicity, and ability to mimic second sphere effects the 1,5-diaza-3,7-diphosphacyclooctane ligand family and their complexes have regained substantial scientific interest. It was now possible to structurally analyze a recently reported member of this family with p-tolyl and t-butyl substituents on P and N, respectively, (P2 p-tolN2 tBu). Notably, the ligand crystallizes with a 'twisted' backbone. This compound is the very first of its kind to have been unambiguously characterized with regard to its chemical and molecular structure as being in this conformation. A temperature-dependent NMR study provides insight into the molecular dynamics of two isomers in solution, which are most likely also both twisted, as judged by the observed limited reactivity. Despite the in principle unfavorable conformation of the free ligand, it was successfully chelated to tungsten and molybdenum centers in mononuclear carbonyl complexes. The ligand, a derivative thereof and four new complexes were comprehensively characterized and analyzed in comparison. This includes single crystal XRD molecular structures of P2 p-tolN2 tBu and all four complexes. P2 p-tolN2 tBu, regardless of its twisted conformation, is able to coordinate to metal centers given that enough energy (heat) for a conformational change is provided.
Collapse
Affiliation(s)
- Benedict J Elvers
- Bioinorganic Chemistry, Institute of Biochemistry, University of Greifswald, 17489, Greifswald, Germany
| | - Christian Fischer
- Bioinorganic Chemistry, Institute of Biochemistry, University of Greifswald, 17489, Greifswald, Germany
| | - Carola Schulzke
- Bioinorganic Chemistry, Institute of Biochemistry, University of Greifswald, 17489, Greifswald, Germany
| |
Collapse
|
2
|
Balueva AS, Nikolaeva YA, Musina EI, Litvinov IA, Karasik AA. First Example of Cage P 4N 4-Macrocycle Copper Complexes with Intracavity Location of Unusual Cu 2I Fragments. MOLECULES (BASEL, SWITZERLAND) 2023; 28:molecules28020680. [PMID: 36677737 PMCID: PMC9862699 DOI: 10.3390/molecules28020680] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Subscribe] [Scholar Register] [Received: 12/13/2022] [Revised: 12/29/2022] [Accepted: 01/03/2023] [Indexed: 01/11/2023]
Abstract
In this study, 28-membered macrocyclic 1,5(1,5)-di(1,5-diaza-3,7-diphosphacyclooctana)-2,4,6,8(1,4)-tetrabenzenacyclooctaphane were synthesized by condensation of pyridinephosphine, paraformaldehyde, and primary diamines (bis(4-aminophenyl)methane or -sulfide. The first representatives of binuclear copper(I) complexes of P,N-containing cyclophanes with two 1,5-diaza-3,7-diphosphacyclooctane rings incorporated into a macrocyclic core and intracavity location of unusual, developed angle Cu2I moiety were obtained. The structure of one complex was established by X-ray diffraction analysis. The complexation led to a slight distortion of the cyclophane conformations.
Collapse
|
3
|
Roy I, David AHG, Das PJ, Pe DJ, Stoddart JF. Fluorescent cyclophanes and their applications. Chem Soc Rev 2022; 51:5557-5605. [PMID: 35704949 DOI: 10.1039/d0cs00352b] [Citation(s) in RCA: 25] [Impact Index Per Article: 12.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/05/2023]
Abstract
With the serendipitous discovery of crown ethers by Pedersen more than half a century ago and the subsequent introduction of host-guest chemistry and supramolecular chemistry by Cram and Lehn, respectively, followed by the design and synthesis of wholly synthetic cyclophanes-in particular, fluorescent cyclophanes, having rich structural characteristics and functions-have been the focus of considerable research activity during the past few decades. Cyclophanes with remarkable emissive properties have been investigated continuously over the years and employed in numerous applications across the field of science and technology. In this Review, we feature the recent developments in the chemistry of fluorescent cyclophanes, along with their design and synthesis. Their host-guest chemistry and applications related to their structure and properties are highlighted.
Collapse
Affiliation(s)
- Indranil Roy
- Department of Chemistry, Northwestern University, 2145 Sheridan Road, Evanston, Illinois 60208-3113, USA.
| | - Arthur H G David
- Department of Chemistry, Northwestern University, 2145 Sheridan Road, Evanston, Illinois 60208-3113, USA.
| | - Partha Jyoti Das
- Department of Chemistry, Northwestern University, 2145 Sheridan Road, Evanston, Illinois 60208-3113, USA.
| | - David J Pe
- Department of Chemistry, Northwestern University, 2145 Sheridan Road, Evanston, Illinois 60208-3113, USA.
| | - J Fraser Stoddart
- Department of Chemistry, Northwestern University, 2145 Sheridan Road, Evanston, Illinois 60208-3113, USA. .,School of Chemistry, University of New South Wales, Sydney, NSW 2052, Australia.,Stoddart Institute of Molecular Science, Department of Chemistry, Zhejiang University, Hangzhou 310021, China.,ZJU-Hangzhou Global Scientific and Technological Innovation Center Hangzhou, 311215, China
| |
Collapse
|
4
|
Spiridonova YS, Strelnik ID, Musina EI, Hey-Hawkins E, Litvinov IA, Karasik AA. New Gold(I) Complexes with 1,5-Diaza-3,7-Diphosphacyclooctanes: Synthesis and Structures. RUSS J COORD CHEM+ 2020. [DOI: 10.1134/s107032842007009x] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/23/2022]
|
5
|
Balueva AS, Musina EI, Nikolaeva YA, Karasik AA, Sinyashin OG. Complexes of Phosphorus-containing Cyclophanes and Cryptands with Metals, Anions, and Organic Substrates. RUSSIAN JOURNAL OF ORGANIC CHEMISTRY 2020. [DOI: 10.1134/s1070428019110022] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/23/2022]
|
6
|
Karasik AA, Strelnik ID, Musina EI, Dayanova IR, Elistratova JG, Mustafina AR, Sinyashin OG. Luminescent complexes of 1,5-diaza-3,7-diphosphacyclooctanes with coinage metals. PHOSPHORUS SULFUR 2019. [DOI: 10.1080/10426507.2018.1539854] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/27/2022]
Affiliation(s)
- Andrey A. Karasik
- Arbuzov Institute of Organic and Physical Chemistry, FRC Kazan Scientific Center of RAS, Kazan, Russia
| | - Igor D. Strelnik
- Arbuzov Institute of Organic and Physical Chemistry, FRC Kazan Scientific Center of RAS, Kazan, Russia
| | - Elvira I. Musina
- Arbuzov Institute of Organic and Physical Chemistry, FRC Kazan Scientific Center of RAS, Kazan, Russia
| | - Irina R. Dayanova
- Arbuzov Institute of Organic and Physical Chemistry, FRC Kazan Scientific Center of RAS, Kazan, Russia
| | - Julia G. Elistratova
- Arbuzov Institute of Organic and Physical Chemistry, FRC Kazan Scientific Center of RAS, Kazan, Russia
| | - Asiya R. Mustafina
- Arbuzov Institute of Organic and Physical Chemistry, FRC Kazan Scientific Center of RAS, Kazan, Russia
| | - Oleg G. Sinyashin
- Arbuzov Institute of Organic and Physical Chemistry, FRC Kazan Scientific Center of RAS, Kazan, Russia
| |
Collapse
|
7
|
Karasik AA, Musina EI, Strelnik ID, Dayanova IR, Elistratova JG, Mustafina AR, Sinyashin OG. Luminescent complexes on a scaffold of P2N2-ligands: design of materials for analytical and biomedical applications. PURE APPL CHEM 2019. [DOI: 10.1515/pac-2018-0926] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/15/2022]
Abstract
Abstract
A variety of gold(I) and copper(I) complexes based on heterocyclic phosphine platform has been obtained. Due to the presence of exocyclic chromophoric pyridyl groups in the ligands complexes demonstrate noticeable phosphorescence. Cyclic nature of the phosphine ligands is responsible for supramolecular host-behavior of the complexes. Unique structure of complexes on a scaffold of the cyclic PNNP ligands favors the stimuli-induced structural reorganizations followed by stimuli-responsive luminescence. This, in turn, makes the complexes versatile building blocks for bottom-up design of smart nanomaterials for analytical and biomedical applications.
Collapse
Affiliation(s)
- Andrey A. Karasik
- A.E. Arbuzov Institute of Organic and Physical Chemistry of Federal Research Center, Kazan Scientific Center of Russian Academy of Sciences , Arbuzov str. 8 , Kazan 420088 , Russia
| | - Elvira I. Musina
- A.E. Arbuzov Institute of Organic and Physical Chemistry of Federal Research Center, Kazan Scientific Center of Russian Academy of Sciences , Arbuzov str. 8 , Kazan 420088 , Russia
| | - Igor D. Strelnik
- A.E. Arbuzov Institute of Organic and Physical Chemistry of Federal Research Center, Kazan Scientific Center of Russian Academy of Sciences , Arbuzov str. 8 , Kazan 420088 , Russia
| | - Irina R. Dayanova
- A.E. Arbuzov Institute of Organic and Physical Chemistry of Federal Research Center, Kazan Scientific Center of Russian Academy of Sciences , Arbuzov str. 8 , Kazan 420088 , Russia
| | - Julia G. Elistratova
- A.E. Arbuzov Institute of Organic and Physical Chemistry of Federal Research Center, Kazan Scientific Center of Russian Academy of Sciences , Arbuzov str. 8 , Kazan 420088 , Russia
| | - Asiya R. Mustafina
- A.E. Arbuzov Institute of Organic and Physical Chemistry of Federal Research Center, Kazan Scientific Center of Russian Academy of Sciences , Arbuzov str. 8 , Kazan 420088 , Russia
| | - Oleg G. Sinyashin
- A.E. Arbuzov Institute of Organic and Physical Chemistry of Federal Research Center, Kazan Scientific Center of Russian Academy of Sciences , Arbuzov str. 8 , Kazan 420088 , Russia
| |
Collapse
|