SOME STRIKING RATE AND MIGRATION EFFECTS OF TRIMETHYLSILYL SUBSTITUENTS ON CYCLOPROPENE ISOMERIZATION

被引：17

作者：

WALSH, R

WOLF, C

UNTIEDT, S

DEMEIJERE, A

机构：

[1] UNIV HAMBURG,INST ORGAN CHEM,W-6000 HAMBURG 13,GERMANY

[2] UNIV GOTTINGEN,INST ORGAN CHEM,W-3400 GOTTINGEN,GERMANY

来源：

JOURNAL OF THE CHEMICAL SOCIETY-CHEMICAL COMMUNICATIONS | 1992年 / 05期

关键词：

D O I：

10.1039/c39920000422

中图分类号：

O6 [化学];

学科分类号：

0703 ;

摘要：

Kinetic studies of the gas-phase isomerisation of two trimethylsilyl substituted cyclopropenes reveal a novel 1,4 Me3Si-shift and a rate enhancement of ca. 1200 corresponding to a 1,2 Me3Si-shift, both explicable in terms of beta-stabilisation of the biradical intermediate.

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页码：422 / 424

页数：3

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