STEREOSELECTIVE SYNTHESIS OF BOTH (E)-1,2,4-HEPTATRIEN-6-YNES AND (Z)-1,2,4-HEPTATRIEN-6-YNES - FORMATION OF AN ALPHA,3-DEHYDROTOLUENE BIRADICAL, TRAPPING BY AN INTRAMOLECULAR CARBON CARBON DOUBLE-BOND, AND DECAY OF THE RESULTING NEW BIRADICAL VIA AN INTRAMOLECULAR ROUTE

被引：43

作者：

ANDEMICHAEL, YW ^{[1
]}

GU, YG ^{[1
]}

WANG, KK ^{[1
]}

机构：

[1] W VIRGINIA UNIV,DEPT CHEM,MORGANTOWN,WV 26506

来源：

JOURNAL OF ORGANIC CHEMISTRY | 1992年 / 57卷 / 03期

关键词：

D O I：

10.1021/jo00029a002

中图分类号：

O62 [有机化学];

学科分类号：

070303 ; 081704 ;

摘要：

Condensation between conjugated allenic aldehydes 3 and gamma-(trimethylsilyl)allenylboranes 2 followed by the Peterson olefination reaction afforded enyne-alleness 7 and 8. On heating, 8c underwent a sequence of intramolecular transformations through biradical intermediates.

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页码：794 / 796

页数：3

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