高等学校化学学报 ›› 1984, Vol. 5 ›› Issue (1): 62.

• 论文 • 上一篇    下一篇

分光光度法测N-甲基吡咯烷酮与某些C8芳烃的分子络合常数

沈伟国, 倪锋, 陈铭之, 陈武锋, 郑国康   

  1. 兰州大学化学系
  • 收稿日期:1982-08-18 出版日期:1984-02-24 发布日期:1984-02-24

DETERMINATION OF EQUILIBRIUM CONSTANTS OF MOLECULAR COMPLEXES BETWEEN N-METHYLPYRROLIDONE AND SOME C8 AROMATIC HYDROCARBONS BY SPECTROPHOTOMETRIC METHOD

Shen Weiguo, Ni Feng, Chen Mingzhi, Chen Wufeng, Zheng Guokang   

  1. Department of Chemistry, Lanzhou University, Lanzhou
  • Received:1982-08-18 Online:1984-02-24 Published:1984-02-24

摘要: 用分光光度法以正己烷、环己烷作稀释剂在紫外区测定N-甲基吡咯烷酮与苯乙烯、邻二甲苯、间二甲苯、对二甲苯的1:4络合常数Kc,此常数可用以定性地表示弱化学作用的强度。

Abstract: Taking hexane and cyclohexane as inert diluent, 1:1 complex equilibrium constants for the N-methylpyrrolidone complexes with styrene, o-xylene, m-xylene and p-xylene have been determined in ultraviolet range by Spectrophotometric method. These equilibrium constants can be used to make qualitative indication of strength of weak chemical interaction.

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