LEWIS-ACID PROMOTED REARRANGEMENT OF SIGMA-HOMO-ORTHO-BENZOQUINONES TO ALPHA-TROPOLONE DERIVATIVES - APPLICATION TO REGIOCONTROLLED SYNTHESES OF MY3-469 AND ISOPYGMAEIN

被引：33

作者：

BANWELL, MG

COLLIS, MP

机构：

来源：

JOURNAL OF THE CHEMICAL SOCIETY-CHEMICAL COMMUNICATIONS | 1991年 / 19期

关键词：

D O I：

10.1039/c39910001343

中图分类号：

O6 [化学];

学科分类号：

0703 ;

摘要：

Reaction of various sigma-homo-omicron-benzoquinones, e.g. 42, with BF3.Et2O results in the formation of the tropolonoboron difluoride derivatives, e.g. 43, of the isomeric alpha-tropolones, e.g. isopygmaein 33.

引用

页码：1343 / 1345

页数：3

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