1
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Polypyridyl coordinated rhenium(I) tricarbonyl complexes as model devices for cancer diagnosis and treatment. Polyhedron 2022. [DOI: 10.1016/j.poly.2022.116178] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
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2
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Photoinduced Processes in Rhenium(I) Terpyridine Complexes Bearing Remote Amine Groups: New Insights from Transient Absorption Spectroscopy. Molecules 2022; 27:molecules27217147. [DOI: 10.3390/molecules27217147] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/08/2022] [Revised: 10/18/2022] [Accepted: 10/19/2022] [Indexed: 11/07/2022] Open
Abstract
Photophysical properties of two Re(I) complexes [ReCl(CO)3(R-C6H4-terpy-κ2N)] with remote amine groups, N-methyl-piperazinyl (1) and (2-cyanoethyl)methylamine (2), were investigated. The complexes show strong absorption in the visible region corresponding to metal-to-ligand charge transfer (1MLCT) and intraligand-charge-transfer (1ILCT) transitions. The energy levels of 3MLCT and 3ILCT excited-states, and thus photoluminescence properties of 1 and 2, were found to be strongly affected by the solvent polarity. Compared to the parent chromophore [ReCl(CO)3(C6H5-terpy-κ2N)] (3), both designed complexes show significantly prolonged (by 1–2 orders of magnitude) phosphorescence lifetimes in acetonitrile and dimethylformamide, contrary to their lifetimes in less polar chloroform and tetrahydrofuran, which are comparable to those for 3. The femtosecond transient absorption (fsTA) measurements confirmed the interconversion between the 3MLCT and 3ILCT excited-states in polar solvents. In contrast, the emissive state of 1 and 2 in less polar environments is of predominant 3MLCT nature.
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3
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Synthesis and characterization of rhenium(I) 4,4′-dicarboxy-2,2′-bipyridine tricarbonyl complexes for solar energy conversion. Inorganica Chim Acta 2020. [DOI: 10.1016/j.ica.2020.119815] [Citation(s) in RCA: 8] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/19/2022]
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4
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Synthesis, characterization, photo-and-electrochemical properties of cationic iridium(III) complexes by using 1,3,4-oxadiazole cyclometallating ligand. INORG CHEM COMMUN 2020. [DOI: 10.1016/j.inoche.2020.107980] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/19/2022]
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5
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Vadivel T, Dhamodaran M, Kulathooran S, Kavitha S, Amirthaganesan K, Chandrasekaran S, Ilayaraja S, Senguttuvan S. Rhodium(III) complexes derived from complexation of metal with azomethine linkage of chitosan biopolymer Schiff base ligand: Spectral, thermal, morphological and electrochemical studies. Carbohydr Res 2020; 487:107878. [DOI: 10.1016/j.carres.2019.107878] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/14/2019] [Revised: 11/03/2019] [Accepted: 11/14/2019] [Indexed: 10/25/2022]
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6
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Li X, Wang Z, Wei Q, Wang Z, Si Z, Duan Q. Phosphorescent self-healing composites containing Re(I) complexes: preparation and properties. J COORD CHEM 2019. [DOI: 10.1080/00958972.2019.1700502] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/25/2022]
Affiliation(s)
- Xiang Li
- School of Materials Science and Engineering, Changchun University of Science and Technology, Changchun, P. R. China
| | - Zhongjian Wang
- School of Materials Science and Engineering, Changchun University of Science and Technology, Changchun, P. R. China
| | - Qingyun Wei
- School of Materials Science and Engineering, Changchun University of Science and Technology, Changchun, P. R. China
| | - Zhijie Wang
- School of Materials Science and Engineering, Changchun University of Science and Technology, Changchun, P. R. China
| | - Zhenjun Si
- School of Materials Science and Engineering, Changchun University of Science and Technology, Changchun, P. R. China
- Ministry of Education, Engineering Research Center of Optoelectronic Functional Materials, Changchun, China
| | - Qian Duan
- School of Materials Science and Engineering, Changchun University of Science and Technology, Changchun, P. R. China
- Ministry of Education, Engineering Research Center of Optoelectronic Functional Materials, Changchun, China
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7
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Kia R, Mahmoudi S, Raithby PR. New rhenium-tricarbonyl complexes bearing halogen-substituted bidentate ligands: structural, computational and Hirshfeld surfaces studies. CrystEngComm 2019. [DOI: 10.1039/c8ce01860j] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/04/2023]
Abstract
The intermolecular interactions in a series of new complexes Re(CO)3(N,N)X (N,N is a halogen substituted bidentate N–N donor and X is Cl or Br) have been studied crystallographically and computationally. Metal-bound halogens are more effective than carbon-bound halogens in forming significant intermolecular interactions.
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Affiliation(s)
- Reza Kia
- Chemistry Department
- Sharif University of Technology
- Tehran
- Iran
| | - Soheil Mahmoudi
- Chemistry Department
- Sharif University of Technology
- Tehran
- Iran
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8
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Kisel KS, Eskelinen T, Zafar W, Solomatina AI, Hirva P, Grachova EV, Tunik SP, Koshevoy IO. Chromophore-Functionalized Phenanthro-diimine Ligands and Their Re(I) Complexes. Inorg Chem 2018; 57:6349-6361. [PMID: 29749736 PMCID: PMC6150663 DOI: 10.1021/acs.inorgchem.8b00422] [Citation(s) in RCA: 33] [Impact Index Per Article: 5.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/15/2018] [Indexed: 02/07/2023]
Abstract
A series of diimine ligands has been designed on the basis of 2-pyridyl-1 H-phenanthro[9,10- d]imidazole (L1, L2). Coupling the basic motif of L1 with anthracene-containing fragments affords the bichromophore compounds L3-L5, of which L4 and L5 adopt a donor-acceptor architecture. The latter allows intramolecular charge transfer with intense absorption bands in the visible spectrum (lowest λabs 464 nm (ε = 1.2 × 104 M-1 cm-1) and 490 nm (ε = 5.2 × 104 M-1 cm-1) in CH2Cl2 for L4 and L5, respectively). L1-L5 show strong fluorescence in a fluid medium (Φem = 22-92%, λem 370-602 nm in CH2Cl2); discernible emission solvatochromism is observed for L4 and L5. In addition, the presence of pyridyl (L1-L5) and dimethylaminophenyl (L5) groups enables reversible alteration of their optical properties by means of protonation. Ligands L1-L5 were used to synthesize the corresponding [Re(CO)3X(diimine)] (X = Cl, 1-5; X = CN, 1-CN) complexes. 1 and 2 exhibit unusual dual emission of singlet and triplet parentage, which originate from independently populated 1ππ* and 3MLCT excited states. In contrast to the majority of the reported Re(I) carbonyl luminophores, complexes 3-5 display moderately intense ligand-based fluorescence from an anthracene-containing secondary chromophore and complete quenching of emission from the 3MLCT state presumably due to the triplet-triplet energy transfer (3MLCT → 3ILCT).
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Affiliation(s)
- Kristina S. Kisel
- University of Eastern
Finland, Department of Chemistry, Joensuu 80101, Finland
- St.Petersburg State University, Department of Chemistry, Universitetskii pr. 26, 198504 St. Petersburg, Russia
| | - Toni Eskelinen
- University of Eastern
Finland, Department of Chemistry, Joensuu 80101, Finland
| | - Waqar Zafar
- University of Eastern
Finland, Department of Chemistry, Joensuu 80101, Finland
| | - Anastasia I. Solomatina
- St.Petersburg State University, Department of Chemistry, Universitetskii pr. 26, 198504 St. Petersburg, Russia
| | - Pipsa Hirva
- University of Eastern
Finland, Department of Chemistry, Joensuu 80101, Finland
| | - Elena V. Grachova
- St.Petersburg State University, Department of Chemistry, Universitetskii pr. 26, 198504 St. Petersburg, Russia
| | - Sergey P. Tunik
- St.Petersburg State University, Department of Chemistry, Universitetskii pr. 26, 198504 St. Petersburg, Russia
| | - Igor O. Koshevoy
- University of Eastern
Finland, Department of Chemistry, Joensuu 80101, Finland
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9
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Ji X, Zhang P, Wei W, Zhang H, Xia B. Theoretical investigation on the electronic structures and spectroscopic properties as well as the features as dyes in dye-sensitized solar cells of quinonoid containing Re(I) complexes. J Organomet Chem 2018. [DOI: 10.1016/j.jorganchem.2018.02.034] [Citation(s) in RCA: 12] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/04/2023]
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10
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Tseng TW, Mendiratta S, Luo TT, Chen TW, Lee YP. A new route to constructing rhenium(I)-based 8-hydroxyquinolate complexes: Synthesis, structures and luminescent properties. Inorganica Chim Acta 2018. [DOI: 10.1016/j.ica.2018.02.019] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/17/2022]
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11
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Lee MM, Lin J, Chang C, Hung C, Chen C, Hsu C, Sun S. Synthesis, Electrochemical and Photophysical Properties of 2,4,6‐Tripyridyl‐1,3,5‐Triazine‐Bridged Trinuclear Diimine Rhenium(I) Tricarbonyl Complexes. Eur J Inorg Chem 2017. [DOI: 10.1002/ejic.201701063] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/02/2023]
Affiliation(s)
- Mandy M. Lee
- Institute of Chemistry Academia Sinica 11529 Taipei Taiwan, Republic of China
| | - Ju‐Ling Lin
- Institute of Chemistry Academia Sinica 11529 Taipei Taiwan, Republic of China
| | - Che‐Wei Chang
- Institute of Chemistry Academia Sinica 11529 Taipei Taiwan, Republic of China
| | - Chen‐Yen Hung
- Institute of Chemistry Academia Sinica 11529 Taipei Taiwan, Republic of China
| | - Chih‐Wei Chen
- Institute of Chemistry Academia Sinica 11529 Taipei Taiwan, Republic of China
| | - Chao‐Ping Hsu
- Institute of Chemistry Academia Sinica 11529 Taipei Taiwan, Republic of China
| | - Shih‐Sheng Sun
- Institute of Chemistry Academia Sinica 11529 Taipei Taiwan, Republic of China
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12
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Photophysical behavior of systematically substituted (di-2-pyridylaminomethyl) benzene ligands and its Re(I) complexes: A combined experimental and theoretical approach. J Photochem Photobiol A Chem 2017. [DOI: 10.1016/j.jphotochem.2017.03.031] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/20/2022]
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13
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Su B, Zhao J, Wang F, Che G, Wang Y, Wang B, Gao L, Yan Y. High luminance phosphorescent organic light emitting diodes based on Re(I) complex. RUSSIAN JOURNAL OF PHYSICAL CHEMISTRY A 2016. [DOI: 10.1134/s003602441610006x] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/23/2022]
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14
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Yempally V, Fan WY, Arndtsen BA, Bengali AA. Intramolecular C-C Bond Coupling of Nitriles to a Diimine Ligand in Group 7 Metal Tricarbonyl Complexes. Inorg Chem 2015; 54:11441-9. [PMID: 26554575 DOI: 10.1021/acs.inorgchem.5b02087] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Abstract
Dissolution of M(CO)3(Br)(L(Ar)) [L(Ar) = (2,6-Cl2-C6H3-NCMe)2CH2] in either acetonitrile [M = Mn, Re] or benzonitrile (M = Re) results in C-C coupling of the nitrile to the diimine ligand. When reacted with acetonitrile, the intermediate adduct [M(CO)3(NCCH3)(L(Ar))]Br forms and undergoes an intramolecular C-C coupling reaction between the nitrile carbon and the methylene carbon of the β-diimine ligand.
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Affiliation(s)
- Veeranna Yempally
- Department of Chemistry, Texas A&M University at Qatar , Doha, Qatar
| | - Wai Yip Fan
- Department of Chemistry, National University of Singapore , 3 Science Drive, Singapore 119077
| | - Bruce A Arndtsen
- Department of Chemistry, McGill University , 801 Sherbrooke St. W., Montreal, Quebec, H3A 0B8, Canada
| | - Ashfaq A Bengali
- Department of Chemistry, Texas A&M University at Qatar , Doha, Qatar
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15
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Biswas S, Sarkar D, Kundu S, Roy P, Mondal TK. Rhodium(III)-triphenylphosphine complex with NNS donor thioether containing Schiff base ligand: Synthesis, spectra, electrochemistry and catalytic activity. J Mol Struct 2015. [DOI: 10.1016/j.molstruc.2015.06.065] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/23/2022]
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16
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Gonçalves MR, Frin KP. Synthesis, characterization, photophysical and electrochemical properties of fac-tricarbonyl(4,7-dichloro-1,10-phenanthroline)rhenium(I) complexes. Polyhedron 2015. [DOI: 10.1016/j.poly.2015.05.007] [Citation(s) in RCA: 26] [Impact Index Per Article: 2.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/01/2022]
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17
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Velmurugan G, Venuvanalingam P. Luminescent Re(I) terpyridine complexes for OLEDs: what does the DFT/TD-DFT probe reveal? Dalton Trans 2015; 44:8529-42. [PMID: 25486539 DOI: 10.1039/c4dt02917h] [Citation(s) in RCA: 30] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/01/2023]
Abstract
The electronic structure and spectroscopic properties of a series of rhenium(I) terpyridine complexes were investigated using density functional theory (DFT) and time dependent density functional theory (TD-DFT) methods. The influence of different substituent groups on the optical and electronic properties of Re(I) terpyridine complexes has also been explored. The reorganization energy calculations show that the substituted Re(I) terpyridine complexes are better electron transport materials with high quantum efficiency in OLED devices due to their high electron transport mobility and low λ(electron) values, whereas the unsubstituted complex shows relatively balanceable charge transfer abilities with the higher efficiency in organic light emitting devices (OLEDs). An NBO analysis reveals that n→σ* interactions are mainly responsible for the ground state stabilization of all the complexes. QTAIM results show that in all cases, Re-CO bonds are shared type transient interactions as reported in the other metal ligand complexes. The absorption is associated with (1)MLCT/(1)LLCT/(1)ILCT character while the emission transition has (3)MLCT/(3)LLCT/(3)ILCT character as revealed by a natural transition orbital (NTO) analysis. The higher quantum yields reported for the complexes 4-6 are found to be closely related to both its smaller ΔE(S1-T1), higher μ(S1), E(T1) and moderate (3)MLCT character. The calculated results show that Re(I) terpyridine complexes, particularly complexes 4-6, are suitable candidates for OLED materials.
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Affiliation(s)
- Gunasekaran Velmurugan
- Theoretical and Computational Chemistry Laboratory, School of Chemistry, Bharathidasan University, Tiruchirappalli 620 024, India.
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18
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Zhuang J, Li W, Wu W, Song M, Su W, Zhou M, Cui Z. Homoleptic tris-cyclometalated iridium(iii) complexes with phenylimidazole ligands for highly efficient sky-blue OLEDs. NEW J CHEM 2015. [DOI: 10.1039/c4nj01316f] [Citation(s) in RCA: 47] [Impact Index Per Article: 5.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/23/2022]
Abstract
Sky-blue homoleptic iridium(iii) complexes with phenylimidazole ligands show consistent behavior that is linked to their ligand conjugation.
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Affiliation(s)
- Jinyong Zhuang
- Printable Electronics Research Center
- Suzhou Institute of Nano-Technology and Nano-Bionics
- Chinese Academy of Sciences
- Suzhou
- P. R. China
| | - Wanfei Li
- Suzhou Institute of Nano-Tech and Nano-Bionics
- Chinese Academy of Sciences
- Suzhou
- P. R. China
| | - Weichen Wu
- Printable Electronics Research Center
- Suzhou Institute of Nano-Technology and Nano-Bionics
- Chinese Academy of Sciences
- Suzhou
- P. R. China
| | - Minshun Song
- Printable Electronics Research Center
- Suzhou Institute of Nano-Technology and Nano-Bionics
- Chinese Academy of Sciences
- Suzhou
- P. R. China
| | - Wenming Su
- Printable Electronics Research Center
- Suzhou Institute of Nano-Technology and Nano-Bionics
- Chinese Academy of Sciences
- Suzhou
- P. R. China
| | - Ming Zhou
- Suzhou Institute of Nano-Tech and Nano-Bionics
- Chinese Academy of Sciences
- Suzhou
- P. R. China
- SunaTech Inc
| | - Zheng Cui
- Printable Electronics Research Center
- Suzhou Institute of Nano-Technology and Nano-Bionics
- Chinese Academy of Sciences
- Suzhou
- P. R. China
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19
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Xu X, Yang X, Wu Y, Zhou G, Wu C, Wong WY. tris-Heteroleptic Cyclometalated Iridium(III) Complexes with Ambipolar or Electron Injection/Transport Features for Highly Efficient Electrophosphorescent Devices. Chem Asian J 2014; 10:252-62. [DOI: 10.1002/asia.201403057] [Citation(s) in RCA: 47] [Impact Index Per Article: 4.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/09/2014] [Revised: 10/30/2014] [Indexed: 11/10/2022]
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20
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Chu WK, Wei XG, Yiu SM, Ko CC, Lau KC. Strongly Phosphorescent Neutral Rhenium(I) Isocyanoborato Complexes: Synthesis, Characterization, and Photophysical, Electrochemical, and Computational Studies. Chemistry 2014; 21:2603-12. [DOI: 10.1002/chem.201405291] [Citation(s) in RCA: 34] [Impact Index Per Article: 3.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/16/2014] [Indexed: 11/08/2022]
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21
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Ge YQ, Jia J, Wang T, Sun HW, Duan GY, Wang JW. The synthesis, characterization and optical properties of novel 5-(3-aryl-1H-pyrazol-5-yl)-2-(3-butyl-1-chloroimidazo[1,5-a]pyridin-7-yl)-1,3,4-oxadiazole. SPECTROCHIMICA ACTA. PART A, MOLECULAR AND BIOMOLECULAR SPECTROSCOPY 2014; 123:336-341. [PMID: 24412786 DOI: 10.1016/j.saa.2013.12.016] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 12/05/2012] [Revised: 11/25/2013] [Accepted: 12/05/2013] [Indexed: 06/03/2023]
Abstract
A series of novel 5-(3-aryl-1H-pyrazol-5-yl)-2-(3-butyl-1-chloroimidazo[1,5-a]- pyridin-7-yl)-1,3,4-oxadiazole derivatives has been synthesized from 3-butyl-1-chloroimidazo[1,5-a]pyridine-7-carboxylic acid and ethyl 3-aryl-1H-pyrazole-5-carboxylate. The compounds were characterized using IR, (1)H NMR, HRMS and UV-vis absorption. The fluorescence spectral characteristics of the compounds in dichloromethane were investigated. The results showed that absorption λmax and emission λmax was less correlated with substituent groups on N-1 position of pyrazole moiety and para position of benzene moiety. The calculated molecular orbital correlates well with their absorption.
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Affiliation(s)
- Yan Qing Ge
- School of Chemistry and Chemical Engineering, Shandong University, Jinan, Shandong 250100, PR China; School of Chemical Engineering, Taishan Medical University, Taian, Shandong 271016, PR China
| | - Jiong Jia
- School of Chemistry and Chemical Engineering, Shandong University, Jinan, Shandong 250100, PR China
| | - Teng Wang
- School of Chemistry and Chemical Engineering, Shandong University, Jinan, Shandong 250100, PR China
| | - Hong Wei Sun
- School of Chemistry, Nankai University, Tianjin 300071, PR China
| | - Gui Yun Duan
- School of Chemical Engineering, Taishan Medical University, Taian, Shandong 271016, PR China
| | - Jian Wu Wang
- School of Chemistry and Chemical Engineering, Shandong University, Jinan, Shandong 250100, PR China.
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22
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Shan GG, Li HB, Sun HZ, Cao HT, Zhu DX, Su ZM. Enhancing the luminescence properties and stability of cationic iridium(III) complexes based on phenylbenzoimidazole ligand: a combined experimental and theoretical study. Dalton Trans 2014; 42:11056-65. [PMID: 23598946 DOI: 10.1039/c3dt50358e] [Citation(s) in RCA: 28] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/05/2023]
Abstract
Herein we designed and synthesized a series of cationic iridium(III) complexes with a phenylbenzoimidazole-based cyclometalated ligand, containing different numbers of carbazole moieties from zero to three (complexes 1-4). The photophysical and electrochemical properties of this series have been systematically investigated. The complexes exhibit strong luminescence in both solution and in neat films, as well as excellent redox reversibility. Introducing carbazole groups into the complexes is found to lead to substantially enhanced photoluminescence quantum efficiency in the neat film, but has little effect on the emitting color and excited-state characteristics as supported by density functional theory (DFT) results. DFT calculations also suggest that functionalized complexes 2-4 reveal better hole-transporting properties than 1. More importantly, all complexes effectively reduce the degradation reaction to some extent in metal-centered (³MC) excited-states, demonstrating their stability. Further studies indicate that restriction of opening of the structures in the ³MC state is caused by the unique molecular conformation of the phenylbenzoimidazole ligand, which is first demonstrated here in cationic iridium(III) complexes without intramolecular π-π stacking. These results presented here would provide valuable information for designing and synthesizing highly efficient and stable cationic iridium(III) complexes suitable for the optical devices.
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Affiliation(s)
- Guo-Gang Shan
- Institute of Functional Material Chemistry, Faculty of Chemistry, Northeast Normal University, Changchun, 130024 Jilin, People's Republic of China
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23
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Easun TL, Jia J, Calladine JA, Blackmore DL, Stapleton CS, Vuong KQ, Champness NR, George MW. Photochemistry in a 3D metal-organic framework (MOF): monitoring intermediates and reactivity of the fac-to-mer photoisomerization of Re(diimine)(CO)3Cl incorporated in a MOF. Inorg Chem 2014; 53:2606-12. [PMID: 24512024 DOI: 10.1021/ic402955e] [Citation(s) in RCA: 24] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/25/2023]
Abstract
The mechanism and intermediates in the UV-light-initiated ligand rearrangement of fac-Re(diimine)(CO)3Cl to form the mer isomer, when incorporated into a 3D metal-organic framework (MOF), have been investigated. The structure hosting the rhenium diimine complex is a 3D network with the formula {Mn(DMF)2[LRe(CO)3Cl]}∞ (ReMn; DMF = N,N-dimethylformamide), where the diimine ligand L, 2,2'-bipyridine-5,5'-dicarboxylate, acts as a strut of the MOF. The incorporation of ReMn into a KBr disk allows spatial distribution of the mer-isomer photoproduct in the disk to be mapped and spectroscopically characterized by both Fourier transform infrared and Raman microscopy. Photoisomerization has been monitored by IR spectroscopy and proceeds via dissociation of a CO to form more than one dicarbonyl intermediate. The dicarbonyl species are stable in the solid state at 200 K. The photodissociated CO ligand appears to be trapped within the crystal lattice and, upon warming above 200 K, readily recombines with the dicarbonyl intermediates to form both the fac-Re(diimine)(CO)3Cl starting material and the mer-Re(diimine)(CO)3Cl photoproduct. Experiments over a range of temperatures (265-285 K) allow estimates of the activation enthalpy of recombination for each process of ca. 16 (±6) kJ mol(-1) (mer formation) and 23 (±4) kJ mol(-1) (fac formation) within the MOF. We have compared the photochemistry of the ReMn MOF with a related alkane-soluble Re(dnb)(CO)3Cl complex (dnb = 4,4'-dinonyl-2,2'-bipyridine). Time-resolved IR measurements clearly show that, in an alkane solution, the photoinduced dicarbonyl species again recombines with CO to both re-form the fac-isomer starting material and form the mer-isomer photoproduct. Density functional theory calculations of the possible dicarbonyl species aids the assignment of the experimental data in that the ν(CO) IR bands of the CO loss intermediate are, as expected, shifted to lower energy when the metal is bound to DMF rather than to an alkane and both solution data and calculations suggest that the ν(CO) band positions in the photoproduced dicarbonyl intermediates of ReMn are consistent with DMF binding.
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Affiliation(s)
- Timothy L Easun
- School of Chemistry, University of Nottingham , University Park, Nottingham NG7 2RD, United Kingdom
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24
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Yu T, Cao Y, Su W, Zhang C, Zhao Y, Fan D, Huang M, Yue K, Cheng SZD. Synthesis, structure, photo- and electro-luminescence of an iridium(iii) complex with a novel carbazole functionalized β-diketone ligand. RSC Adv 2014. [DOI: 10.1039/c3ra44432e] [Citation(s) in RCA: 17] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022] Open
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25
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Zhuang J, Li W, Su W, Zhou M, Cui Z. Novel ternary bipolar host material with carbazole, triazole and phosphine oxide moieties for high efficiency sky-blue OLEDs. NEW J CHEM 2014. [DOI: 10.1039/c3nj01054f] [Citation(s) in RCA: 22] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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26
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Li HY, Li TY, Liu Q, Xu QL, Wang CC, Zhang S, Lin C, Huang W, Zheng YX, Wang XQ. Synthesis, photoluminescence and computational study of rhenium(I) diimine complexes with [1,3,4]oxadiazole substituted 2,2′-bipyridine ligands. J Organomet Chem 2013. [DOI: 10.1016/j.jorganchem.2013.06.024] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/01/2022]
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27
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fac-Tricarbonyl rhenium(I) complexes of 2-(alkylthio)-N-((pyridine-2-yl)methylene)benzenamine: Synthesis, spectroscopic characterization, X-ray structure and DFT calculation. Inorganica Chim Acta 2013. [DOI: 10.1016/j.ica.2013.01.013] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/19/2022]
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28
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Synthesis, structure and luminescent properties of rhenium(I) carbonyl complexes containing pyrimidine-functionalized N-heterocyclic carbenes. Inorganica Chim Acta 2013. [DOI: 10.1016/j.ica.2012.09.008] [Citation(s) in RCA: 19] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
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29
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Potgieter K, Mayer P, Gerber T, Yumata N, Hosten E, Booysen I, Betz R, Ismail M, van Brecht B. Rhenium(I) tricarbonyl complexes with multidentate nitrogen-donor derivatives. Polyhedron 2013. [DOI: 10.1016/j.poly.2012.08.078] [Citation(s) in RCA: 24] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/27/2022]
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30
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Chung WK, Wong KMC, Lam WH, Zhu X, Zhu N, Kwok HS, Yam VWW. Syntheses, photophysical, electroluminescence and computational studies of rhenium(i) diimine triarylamine-containing alkynyl complexes. NEW J CHEM 2013. [DOI: 10.1039/c3nj00121k] [Citation(s) in RCA: 24] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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31
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Wang D, Xu QL, Zhang S, Li HY, Wang CC, Li TY, Jing YM, Huang W, Zheng YX, Accorsi G. Synthesis and photoluminescence properties of rhenium(i) complexes based on 2,2′:6′,2′′-terpyridine derivatives with hole-transporting units. Dalton Trans 2013; 42:2716-23. [DOI: 10.1039/c2dt32154h] [Citation(s) in RCA: 37] [Impact Index Per Article: 3.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/27/2022]
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32
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Xiang Q, Sun X, Zhu G, Sun H, Wan Y, Si Z, Duan Q. 2,3,4,5‐Tetraphenylbiphenyl‐Containing Cu
I
/Re
I
Complexes: Synthesis, Property Analysis and Theoretical Studies. Eur J Inorg Chem 2012. [DOI: 10.1002/ejic.201200276] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
Affiliation(s)
- Quan Xiang
- School of Materials Science and Engineering, Changchun University of Science and Technology, Changchun 130022, P. R. China, Fax: +86‐431‐85583015
| | - Xin Sun
- School of Chemistry & Environmental Engineering, Changchun University of Science and Technology, Changchun 130022, P. R. China
| | - Guoyu Zhu
- School of Materials Science and Engineering, Changchun University of Science and Technology, Changchun 130022, P. R. China, Fax: +86‐431‐85583015
| | - Haiying Sun
- School of Materials Science and Engineering, Changchun University of Science and Technology, Changchun 130022, P. R. China, Fax: +86‐431‐85583015
| | - Yuchun Wan
- School of Materials Science and Engineering, Changchun University of Science and Technology, Changchun 130022, P. R. China, Fax: +86‐431‐85583015
| | - Zhenjun Si
- School of Materials Science and Engineering, Changchun University of Science and Technology, Changchun 130022, P. R. China, Fax: +86‐431‐85583015
- Institute of Organic Chemistry & Biochemistry, Czech Academy of Science, 16610 Praha 6, Czech Republic
| | - Qian Duan
- School of Materials Science and Engineering, Changchun University of Science and Technology, Changchun 130022, P. R. China, Fax: +86‐431‐85583015
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33
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Zhang TT, Jia J, Wu HS. Theoretical studies of COOH group effect on the performance of rhenium (I) tricarbonyl complexes with bispyridine sulfur-rich core ligand as dyes in DSSC. Theor Chem Acc 2012. [DOI: 10.1007/s00214-012-1266-z] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
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34
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Synthesis and characterization of novel rhenium (I) complexes with large Stokes shift for applications in organic electroluminescent devices. J Photochem Photobiol A Chem 2012. [DOI: 10.1016/j.jphotochem.2012.05.017] [Citation(s) in RCA: 26] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/19/2022]
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35
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Li L, Ho CL, Wong WY. Versatile control of the optical bandgap in heterobimetallic polymers through complexation of bithiazole-containing polyplatinynes with ReCl(CO)5. J Organomet Chem 2012. [DOI: 10.1016/j.jorganchem.2011.12.028] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/14/2022]
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36
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Xia H, Liu X, Wu Q, Zhang Y, Gao W, Mu Y. Synthesis, structure, and luminescence of rhenium(I) complexes with substituted bipyridines. J COORD CHEM 2012. [DOI: 10.1080/00958972.2012.671479] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/28/2022]
Affiliation(s)
- Hong Xia
- a State Key Laboratory on Integrated Optoelectronics, College of Electronic Science and Engineering, Jilin University , Changchun 130012 , People's Republic of China
| | - Xiaoming Liu
- a State Key Laboratory on Integrated Optoelectronics, College of Electronic Science and Engineering, Jilin University , Changchun 130012 , People's Republic of China
- b State Key Laboratory of Supramolecular Structure and Materials, School of Chemistry, Jilin University , Changchun 130012 , People's Republic of China
| | - Qiaolin Wu
- b State Key Laboratory of Supramolecular Structure and Materials, School of Chemistry, Jilin University , Changchun 130012 , People's Republic of China
| | - Yuwei Zhang
- b State Key Laboratory of Supramolecular Structure and Materials, School of Chemistry, Jilin University , Changchun 130012 , People's Republic of China
| | - Wei Gao
- b State Key Laboratory of Supramolecular Structure and Materials, School of Chemistry, Jilin University , Changchun 130012 , People's Republic of China
| | - Ying Mu
- b State Key Laboratory of Supramolecular Structure and Materials, School of Chemistry, Jilin University , Changchun 130012 , People's Republic of China
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37
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Yu T, Wang Z, Zhao Y, Wen X, Zhang H, Fan D. Synthesis, crystal structure and photoluminescence of phosphorescent copper (I) complexes containing hole-transporting carbazolyl group. Inorganica Chim Acta 2012. [DOI: 10.1016/j.ica.2011.10.049] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/16/2022]
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38
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Liu X, Xia H, Gao W, Wu Q, Fan X, Mu Y, Ma C. New rhenium(i) complexes with substituted diimine ligands for highly efficient phosphorescent devices fabricated by a solution process. ACTA ACUST UNITED AC 2012. [DOI: 10.1039/c2jm14222h] [Citation(s) in RCA: 51] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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39
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Frin KPM, Murakami Iha NY. Modulation of trans-to-cis photoisomerization and photoluminescence of 1,2-bis(4-pyridyl)ethylene or 4-styrylpyridine coordinated to fac-tricarbonyl(5-chloro-1,10-phenathroline)rhenium(I). Inorganica Chim Acta 2011. [DOI: 10.1016/j.ica.2011.07.018] [Citation(s) in RCA: 24] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
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40
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Qiu D, Guo Y, Wang H, Bao X, Feng Y, Huang Q, Zeng J, Qiu G. Synthesis, crystal structure, photophysical property and electropolymerization of Pt(II) complexes with carbazole-grafting 2-(2-pyridyl)benzimidazole. INORG CHEM COMMUN 2011. [DOI: 10.1016/j.inoche.2011.06.012] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
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41
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Lee JW, Cho EJ. The Concentration-Dependent Distribution of Tris(4,7'-diphenyl-1,10'-phenanthroline) Ruthenium (II) within Sol-Gel-Derived Thin Films. B KOREAN CHEM SOC 2011. [DOI: 10.5012/bkcs.2011.32.8.2765] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/20/2022]
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42
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Fraser MG, Clark CA, Horvath R, Lind SJ, Blackman AG, Sun XZ, George MW, Gordon KC. Complete Family of Mono-, Bi-, and Trinuclear ReI(CO)3Cl Complexes of the Bridging Polypyridyl Ligand 2,3,8,9,14,15-Hexamethyl-5,6,11,12,17,18-hexaazatrinapthalene: Syn/Anti Isomer Separation, Characterization, and Photophysics. Inorg Chem 2011; 50:6093-106. [DOI: 10.1021/ic200136t] [Citation(s) in RCA: 47] [Impact Index Per Article: 3.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Michael G. Fraser
- MacDiarmid Institute for Advanced Materials and Nanotechnology, Department of Chemistry, University of Otago, Dunedin, New Zealand
| | - Charlotte A. Clark
- School of Chemistry, University of Nottingham, Nottingham NG7 2RD, United Kingdom
| | - Raphael Horvath
- MacDiarmid Institute for Advanced Materials and Nanotechnology, Department of Chemistry, University of Otago, Dunedin, New Zealand
| | - Samuel J. Lind
- MacDiarmid Institute for Advanced Materials and Nanotechnology, Department of Chemistry, University of Otago, Dunedin, New Zealand
| | - Allan G. Blackman
- MacDiarmid Institute for Advanced Materials and Nanotechnology, Department of Chemistry, University of Otago, Dunedin, New Zealand
| | - Xue-Zhong Sun
- School of Chemistry, University of Nottingham, Nottingham NG7 2RD, United Kingdom
| | - Michael W. George
- School of Chemistry, University of Nottingham, Nottingham NG7 2RD, United Kingdom
| | - Keith C. Gordon
- MacDiarmid Institute for Advanced Materials and Nanotechnology, Department of Chemistry, University of Otago, Dunedin, New Zealand
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43
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Synthesis, spectroscopy and electrochemistry of new 4-(4-acetyl-5- substituted-4, 5-dihydro-1, 3,4-oxodiazol-2-yl)methoxy)-2H-chromen-2-ones as a novel class of potential antibacterial and antioxidant derivatives. CR CHIM 2011. [DOI: 10.1016/j.crci.2010.11.001] [Citation(s) in RCA: 23] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022]
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44
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Cheung AWY, Lo LTL, Ko CC, Yiu SM. Synthesis, Functionalization, Characterization, and Photophysical Study of Carbonyl-Containing Isocyano Rhenium(I) Diimine Complexes. Inorg Chem 2011; 50:4798-810. [DOI: 10.1021/ic102429t] [Citation(s) in RCA: 55] [Impact Index Per Article: 4.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Apple Wai-Yi Cheung
- Department of Biology and Chemistry, City University of Hong Kong, Tat Chee Avenue, Kowloon, Hong Kong, China
| | - Larry Tso-Lun Lo
- Department of Biology and Chemistry, City University of Hong Kong, Tat Chee Avenue, Kowloon, Hong Kong, China
| | - Chi-Chiu Ko
- Department of Biology and Chemistry, City University of Hong Kong, Tat Chee Avenue, Kowloon, Hong Kong, China
| | - Shek-Man Yiu
- Department of Biology and Chemistry, City University of Hong Kong, Tat Chee Avenue, Kowloon, Hong Kong, China
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45
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Synthesis, X-Ray Crystal Structures and Optical Properties of Novel Substituted Pyrazoly 1,3,4-Oxadiazole Derivatives. J Fluoresc 2011; 21:1797-804. [DOI: 10.1007/s10895-011-0874-7] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/16/2010] [Accepted: 02/23/2011] [Indexed: 10/18/2022]
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46
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Xiao L, Chen Z, Qu B, Luo J, Kong S, Gong Q, Kido J. Recent progresses on materials for electrophosphorescent organic light-emitting devices. ADVANCED MATERIALS (DEERFIELD BEACH, FLA.) 2011; 23:926-52. [PMID: 21031450 DOI: 10.1002/adma.201003128] [Citation(s) in RCA: 664] [Impact Index Per Article: 51.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 08/29/2010] [Indexed: 05/22/2023]
Abstract
Although organic light-emitting devices have been commercialized as flat panel displays since 1997, only singlet excitons were emitted. Full use of singlet and triplet excitons, electrophosphorescence, has attracted increasing attentions after the premier work made by Forrest, Thompson, and co-workers. In fact, red electrophosphorescent dye has already been used in sub-display of commercial mobile phones since 2003. Highly efficient green phosphorescent dye is now undergoing of commercialization. Very recently, blue phosphorescence approaching the theoretical efficiency has also been achieved, which may overcome the final obstacle against the commercialization of full color display and white light sources from phosphorescent materials. Combining light out-coupling structures with highly efficient phosphors (shown in the table-of-contents image), white emission with an efficiency matching that of fluorescent tubes (90 lm/W) has now been realized. It is possible to tune the color to the true white region by changing to a deep blue emitter and corresponding wide gap host and transporting material for the blue phosphor. In this article, recent progresses in red, green, blue, and white electrophosphorescent materials for OLEDs are reviewed, with special emphasis on blue electrophosphorescent materials.
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Affiliation(s)
- Lixin Xiao
- State Key Laboratory for Mesoscopic Physics, Department of Physics, Peking University, Beijing, PR China.
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47
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Liu W, Heinze K. Rhenium(I) and platinum(II) complexes with diimine ligands bearing acidic phenol substituents: hydrogen-bonding, acid-base chemistry and optical properties. Dalton Trans 2010; 39:9554-64. [PMID: 20820607 DOI: 10.1039/c0dt00393j] [Citation(s) in RCA: 16] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/24/2023]
Abstract
Tricarbonylchloro-rhenium(i) (1-4) and catecholato-platinum(ii) complexes (6, 7) of diimine ligands bearing phenol and O-protected phenol substituents have been prepared and fully characterised including single crystal structure analyses of 1, 4 and 7. The redox behaviour of the catecholato platinum(ii) complexes 6 and 7 has been probed by cyclic voltammetry, preparative oxidation and EPR spectroscopy (6˙(+), 7˙(+)). Reversible deprotonation of the hydroxy substituted complexes 1, 3 and 6 to 1(-), 3(-) and 6(-) resulted in significant changes in their electronic spectra. The luminescence properties of the diamagnetic complexes have been investigated using emission spectroscopy. DFT and TD-DFT calculations were invoked to shed some light onto the geometric and electronic structures as well as the experimental spectroscopic properties of the neutral complexes 1-7, the radical cations 6˙(+) and 7˙(+) and the conjugate bases 1(-), 3(-) and 6(-).
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Affiliation(s)
- Wei Liu
- Johannes Gutenberg-University of Mainz, Duesbergweg 10-14, 55128, Mainz, Germany
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48
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Photoreactivity examined through incorporation in metal−organic frameworks. Nat Chem 2010; 2:688-94. [DOI: 10.1038/nchem.681] [Citation(s) in RCA: 126] [Impact Index Per Article: 9.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/11/2009] [Accepted: 04/16/2010] [Indexed: 11/09/2022]
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49
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Wu J, Li HY, Kang LC, Li DP, Li HR, Zhou XH, Sui Y, Zheng YX, Zuo JL, You XZ. Synthesis and photoluminescence properties of four rhenium(I) complexes based on diimine ligands with oxadiazole/carbazole moiety. J Photochem Photobiol A Chem 2010. [DOI: 10.1016/j.jphotochem.2010.02.010] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
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50
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Liddle BJ, Wanniarachchi S, Lindeman SV, Gardinier JR. Tricarbonylrhenium(I) and manganese(I) complexes of 2-(pyrazolyl)-4-toluidine. J Organomet Chem 2010. [DOI: 10.1016/j.jorganchem.2009.09.027] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/20/2022]
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