高等学校化学学报 ›› 1988, Vol. 9 ›› Issue (8): 808.

• 论文 • 上一篇    下一篇

天然丰度氘核磁共振测定一级和二级动力学氘同位素效应(Ⅱ)——外标的分子内和分子间竞争法

章本礼1, 李桂根1, 高振衡1, 吴家振2   

  1. 1. 南开大学化学系;
    2. 中国科学院生物物理研究所
  • 收稿日期:1987-03-11 出版日期:1988-08-24 发布日期:1988-08-24
  • 通讯作者: 章本礼

Simultaneous Measurement of Primary and Secondary Kinetic Deuterium Isotope Effects by Natural-Abundance 2HNMR (Ⅱ)——Inter-and Intramolecular Competition Using External Reference

Zhang Benli1, Li Guigen1, Gao Zhenheng(Kao Chen-heng)1, Wu Jiazhen2   

  1. 1. Department of Chemistry, Nankai University, Tianjin;
    2. Institute of Biophysics, Aeademia Sinica, Beijing
  • Received:1987-03-11 Online:1988-08-24 Published:1988-08-24

摘要: 建立了用外标的天然丰度2HNMR同时测定一级和不同类型二级动力学同位素效应的方法。用此法测定了苯氯化和溴化,甲苯氯化以及苯甲醇氧化等反应的同位素效应值。

关键词: 2HNMR, 氘同位素效应, 外标法

Abstract: Anovel method for simultaneous measurement of primary and secondary kinetic deuterium isotope effects (KDIEs') by natural-abundance 2H NMRusing external reference was established. The method takes into account both inter- and intramolecular competitions.

Key words: 2HNMR, deuterium isotope effect, External reference method

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