SPECTRAL STUDY OF PROTON-TRANSFER ALONG THE HYDROGEN-BOND NH...H IN COMPLEXES OF POLYFLUORINATED AROMATIC NH DONORS WITH AMINES

被引:5
作者
BORISENKO, VE
DENISOV, GS
ZAVJALOVA, YA
FURIN, GG
机构
[1] SANKT PETERSBURG UNIV,DEPT PHYS,ST PETERSBURG 198904,RUSSIA
[2] TYUMEN STATE UNIV,DEPT PHYS,TYUMEN 625000,RUSSIA
[3] NOVOSIBIRSK ORGAN CHEM INST,NOVOSIBIRSK 630090,RUSSIA
关键词
D O I
10.1016/0022-2860(94)87029-2
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
The influence of solvent on the equilibrium between the neutral and ionized forms of polyfluorinated aromatic secondary amines in various solvents containing aliphatic amines or tetramethylguanidine has been studied by electronic absorption spectroscopy in the near UV region. The influence of the solvent dielectric permittivity and the proton accepting ability of its molecules are discussed. Possible mechanisms of stabilization of the anion in low- and medium-polarity solvents are suggested.
引用
收藏
页码:151 / 156
页数:6
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