SYNTHESIS OF (E)-1,4-BIS(ORGANYL)-BUT-1-EN-3-YNES BY LITHIUM-TELLURIUM EXCHANGE-REACTION ON (Z)-1-BUTYLTELLURO-1,4-BIS(ORGANYL)-BUT-1-EN-3-YNES

被引：62

作者：

DABDOUB, MJ ^{[1
]}

DABDOUB, VB ^{[1
]}

COMASSETO, JV ^{[1
]}

机构：

[1] UNIV SAO PAULO,INST QUIM,BR-01000 SAO PAULO,BRAZIL

来源：

TETRAHEDRON LETTERS | 1992年 / 33卷 / 17期

关键词：

D O I：

10.1016/S0040-4039(00)74184-0

中图分类号：

O62 [有机化学];

学科分类号：

070303 ; 081704 ;

摘要：

1,4-bis(organyl)-1,3-butadiynes react with dibutyl ditelluride and sodium borohydride in ethanol under reflux to give (Z)-1-butyltelluro-1,4-bis(organyl) but-1-en-3-ynes, which by treatment with butyllithium followed by water give (E)-1,4-bis(organyl) but-1-en-3-ynes in high yields.

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页码：2261 / 2264

页数：4

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