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[期刊论文]

A series of silver(I) complexes with bis[2-(diphenylphosphino)phenyl]ether (DPEphos) and bis(diphenylphosphino)ethane (dppe): Synthesis, structural characterization and photophysical properties

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作者:

Gao, Sen (Gao, Sen.) | Li, Zhong-Feng (Li, Zhong-Feng.) | Liu, Min (Liu, Min.) | 展开

收录:

Scopus SCIE

摘要:

Eight silver(I) complexes containing DPEphos (bis[2-(diphenylphosphino)phenyl]ether) and dppe (bis (diphenylphosphino)ethane), namely [Ag2Cl2(DPEphos)(2)(dppe)](CH3OH)(2)(DMF) (1), [Ag2Br2(DPEphos)(2)] (DMF)(2) (2), [AB(2)(OTf)(2)(DPEphos)(2)(dPPe)] (3) (OTf = trifluoromethanesulfonate), [Ag-2(NO3)(2)(DPEphos)(2) (dppe)] (4), [Ag(DPEphos)(dppe)](OTf) (5), [Ag(NO3)(DPEphos)] (6), [Ag(NO2)(DPEphos)] (7) and [Ag(DPEphos)(dppe)](BF4) (8), have been synthesized. They were characterized by IR spectroscopy, X-ray diffraction, RT luminescence, H-1 and P-31 NMR spectroscopy. Complexes 5-8 were obtained in the mixed solvents of CH3OH and CH2Cl2, while 1-4 were obtained in the mixed solvents of CH3OH, CH2Cl2 and DMF (DMF = N,N-dimethylformamide). Complexes 1-4 display dinuclear structures, in which two silver atoms are bridged by one dppe ligand (for 1,3 and 4) or two Br atoms (for 2). The other four are mononuclear complexes. The P-31 NMR spectra of the title compounds are measured, each spectrum shows rich signals which belong to P atoms in different chemical environment. In the P-31 NMR spectra, there exist splitting signals (doublets or triplets) which can be attributed to the coupling of the Ag-107,Ag-109-P-31 or F-19-P-31, where the coupling of F-19-P-31 was found for the first time in silver(I)-P complexes containing OTf- or BF4- anions. (C) 2014 Elsevier Ltd. All rights reserved.

关键词:

P-31 NMR spectra Bis(diphenylphosphino)ethane Bis[2-(diphenylphosphano)phenyl]ether Crystal structures Silver(l)

作者机构:

  • [ 1 ] [Gao, Sen]Capital Normal Univ, Dept Chem, Beijing 100048, Peoples R China
  • [ 2 ] [Li, Zhong-Feng]Capital Normal Univ, Dept Chem, Beijing 100048, Peoples R China
  • [ 3 ] [Jin, Qiong-Hua]Capital Normal Univ, Dept Chem, Beijing 100048, Peoples R China
  • [ 4 ] [Chen, Yu]Capital Normal Univ, Dept Chem, Beijing 100048, Peoples R China
  • [ 5 ] [Deng, Zi-Jun]Capital Normal Univ, Dept Chem, Beijing 100048, Peoples R China
  • [ 6 ] [Liu, Min]Beijing Univ Technol, Coll Mat Sci & Engn, Beijing 100022, Peoples R China
  • [ 7 ] [Zhang, Zhen-Wei]Capital Normal Univ, Dept Phys, Key Lab Terahertz Optoelect, Minist Educ, Beijing 100048, Peoples R China
  • [ 8 ] [Zhang, Cun-Li]Capital Normal Univ, Dept Phys, Key Lab Terahertz Optoelect, Minist Educ, Beijing 100048, Peoples R China

通讯作者信息:

  • [Jin, Qiong-Hua]Capital Normal Univ, Dept Chem, Beijing 100048, Peoples R China

电子邮件地址:

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来源 :

POLYHEDRON

ISSN: 0277-5387

年份: 2014

卷: 83

页码: 10-15

2 . 6 0 0

JCR@2022

ESI学科: CHEMISTRY;

ESI高被引阀值:258

JCR分区:2

中科院分区:3

被引次数:

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SCOPUS被引频次: 16

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