Helvetica Chimica Acta

Totalsynthese von natülichem α??Tocopherol. 5. Mitteilung. Asymmetrische Alkylierung und asymmetrische Epoxidierung als Methoden zur Einführung der (R)?? …

J Hübscher, R Barrier

Index: Hubscher; Barner Helvetica Chimica Acta, 1990 , vol. 73, # 4 p. 1068 - 1086

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Citation Number: 25

Abstract

Based on the reductive, stereospecific ring closure of (2R, 4R, 8'R)-a-'Tocopherylquinone'or corresponding analogues with a short, functionalized side chain (B, Scheme 1) to 1 resp. the chroman system of 1 (C), two different approaches for the introduction of the required tertiary

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