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UV-visible Absorption Studies of Tetrachloro-p-benzoquinone and Tertiary Amines Charge Transfer Complexes in Trichloromcthane 被引量:1

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摘要 The spectophotometry of charge transfer (CT) complexes of tetrachloro-p-benzoquinone(TCB) with tertiary amine [triethylamine (TEA), triphylamine (TPA), N,N-dimethylphenylamine(DMPA), N-ethylcarbazole (ECZ)] have been studied in dichloromethane in UV-visible region.The CT complexes parameter, molar ratio of reactAnts in complex, molar extinction coefficient equilibrium constant KCT, free energy G and dissociation energy of the CT complex excited stateE, have also been estimated and discussed. The spectophotometry of charge transfer (CT) complexes of tetrachloro-p-benzoquinone(TCB) with tertiary amine [triethylamine (TEA), triphylamine (TPA), N,N-dimethylphenylamine(DMPA), N-ethylcarbazole (ECZ)] have been studied in dichloromethane in UV-visible region.The CT complexes parameter, molar ratio of reactAnts in complex, molar extinction coefficient equilibrium constant KCT, free energy G and dissociation energy of the CT complex excited stateE, have also been estimated and discussed.
出处 《Chinese Chemical Letters》 SCIE CAS CSCD 1999年第12期0-0,0-0,共4页 中国化学快报(英文版)
关键词 Spectophotometry charge transfer tertiary amine tetrach loro-p-benzoqu inone. Spectophotometry, charge transfer, tertiary amine, tetrach loro-p-benzoqu inone.
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  • 1Roth H D, Manion M L. Photoreaction of ketones with amines. CIDNP criteria for the intermediacy of aminoalkyl radicals and aminium radical ions[J]. J Am Chem Soc, 1975, 97(23) : 6886- 6888.
  • 2Benesi H A, Hildebrand J H. A spectrophotometric investigation of the interaction of iodine with aromatic hydrocarbons [J]. J Am Chem Soc, 1949, 71:2703 - 2707.
  • 3Ling Jiang CHENG~(1,2) Han Cheng YUAN~3 Hua Pin PU~4 Bao Zhen YAN~3 Er Cheng LI~2 Jian Hua XU~4 Jin Shi MA~1 Guang Zhi XU~2 1 Institute of Photographic Chemistry,Chinese Academy Of Sciences,Beijing 100101 2 Institute of Chemistry,Chinese Academy of Sciences,Beijing 100080,3 Department of Applied Chemistry,Beijing Institute of Chemical Technology,Beijing 100029 4 Department of Chemistry,Nanjing University,Nanjing,Jiangsu 210008.PHOTO-CIDNP STUDIES OF PHTHALIMIDE DERIVATIVES IN THE PRESENCE OF TRIETHYLAMINE[J].Chinese Chemical Letters,1993,4(4):331-334. 被引量:1

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