Unusual formation of cyclic-orthoesters by Pd(II)-mediated cyclization-carbonylation of propargylic acetates

被引：45

作者：

Kato, K

Yamamoto, Y

Akita, H

机构：

[1] Toho Univ, Sch Pharmaceut Sci, Funabashi, Chiba 2748510, Japan

[2] Toho Univ, Dept Chem, Fac Sci, Funabashi, Chiba 2748510, Japan

来源：

TETRAHEDRON LETTERS | 2002年 / 43卷 / 37期

关键词：

D O I：

10.1016/S0040-4039(02)01438-7

中图分类号：

O62 [有机化学];

学科分类号：

070303 ; 081704 ;

摘要：

The oxidative cyclization-methoxycarbonylation of propargylic acetates 1 in the presence of (CH3CN3)(2)PdCl2/p- benzo-quinone in methanol under carbon monoxide atmosphere (balloon) afforded (E)-cyclic-orthoesters 5 in moderate yields. (C) 2002 Elsevier Science Ltd. All rights reserved.

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页码：6587 / 6590

页数：4

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