ASYMMETRIC SYNTHESES OF DE-ABC-CHOLESTAN-14-ONE AND DE-AB-CHOLEST-8-EN-9-ONE BY AN EXTRACYCLIC METHODOLOGY

被引：10

作者：

PAN, LR ^{[1
]}

TOKOROYAMA, T ^{[1
]}

机构：

[1] OSAKA CITY UNIV,FAC SCI,SUMIYOSHI KU,OSAKA 558,JAPAN

来源：

TETRAHEDRON LETTERS | 1992年 / 33卷 / 11期

关键词：

ASYMMETRIC SYNTHESIS; EXTRACYCLIC STEREOCONTROL; CHIRAL AUXILIARY; VITAMIN-D3; SYNTHESIS; HOMOALLYLIC PI-PARTICIPATION;

D O I：

10.1016/S0040-4039(00)91650-2

中图分类号：

O62 [有机化学];

学科分类号：

070303 ; 081704 ;

摘要：

Efficient asymmetric syntheses of the title compounds have been performed starting from a cyclopentanone derivative which was obtained both diastereo- and enantio-selectively by the addition reaction of (S)-2-(8-phenylmenthoxycarbonyl)-2-cyclopentenone with E-methyldiphenylcrotylsilane.

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收藏

页码：1473 / 1474

页数：2

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