PALLADIUM-CATALYZED DOUBLE-BOND MIGRATION IN THE HOMOISOFLAVONE SYSTEM

被引：8

作者：

HOSHINO, Y

TAKENO, N

机构：

[1] Department of Applied Chemistry, Muroran Inst. of Technology, Muroran 050, Mizumoto-cho

来源：

BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN | 1994年 / 67卷 / 10期

关键词：

D O I：

10.1246/bcsj.67.2873

中图分类号：

O6 [化学];

学科分类号：

0703 ;

摘要：

3-Benzylidene-4-chromanones were converted to 3-benzylchromones in HMPA at 200-degrees-C in excellent yields. The reaction was irreversible and efficiently promoted by palladium catalysts in a remarkably shortened reaction time (3 h), compared with the existing procedure (24 h).

引用

页码：2873 / 2875

页数：3

共 16 条

[11]

Hubert A., 1970, SYNTHESIS, P405, DOI DOI 10.1055/S-1970-21620

[12]

HUBERT AJ, 1969, SYNTHESIS-STUTTGART, P97

[13] GAMMA-PYRIDONES BY ISOMERIZATION - SUBSTITUTED 1-METHYL-3,5-DIBENZYL-4-PYRIDONES [J].