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Author:

钱英 (钱英.) | 王艳 (王艳.) | 冯文林 (冯文林.) | 刘若庄 (刘若庄.)

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CQVIP PKU CSCD

Abstract:

采用从头算方法在3-21G基组上研究了1,3-环己二烯与丙烯生成exo和endo产物的反应机理.该反应生成exo和endo产物各存在三条反应途径,其中两条为分步途径,一条为协同途径.经计算研究表明:1,3-环己二烯与丙烯生成exo和endo产物的有利途径为经过一个双自由基中间体的分步过程,由丙烯端位碳原子先进攻的分步过程最为容易.对应于该过程,生成exo和endo产物的反应速控步骤的位垒值分别为80.69kJ/mol和75.58kJ/mol.表明生成endo产物的反应比生成exo产物的反应略为有利.

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Author Community:

  • [ 1 ] [钱英]北京工业大学
  • [ 2 ] [王艳]北京师范大学
  • [ 3 ] [冯文林]北京师范大学
  • [ 4 ] [刘若庄]北京师范大学

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Source :

化学学报

ISSN: 0567-7351

Year: 1998

Issue: 6

Volume: 56

Page: 544-549

2 . 5 0 0

JCR@2022

ESI Discipline: CHEMISTRY;

JCR Journal Grade:4

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: -1

Chinese Cited Count:

30 Days PV: 0

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