Citation: Wei Shan ZHOU, Zheng Wu SHEN. STUDY ON THE SYNTHESIS OF BRASSINOLIDE AND RELATED COMPOUNDS 15. FORMAL SYNTHESIS OF BRASSINOLIDE VIA STEREOSELECTIVE SULFENATE-SULFOXIDE TRANSFORMATION[J]. Chinese Chemical Letters, ;1991, 2(2): 111-114. shu

STUDY ON THE SYNTHESIS OF BRASSINOLIDE AND RELATED COMPOUNDS 15. FORMAL SYNTHESIS OF BRASSINOLIDE VIA STEREOSELECTIVE SULFENATE-SULFOXIDE TRANSFORMATION

Shanghai Institute of Organic Chemistry, Chinese Academy of Science, 345 Lingling Lu, Shanghai 200032

Received Date: 25 August 1990

Fund Project: This investigation was supported by the National Natural Science Fundation of China.

A formal synthesis of the natural growth promoting steroid brassinolide is described, which involves construction of side chain by 1, 3-sulfoxide-hydroxyl transposition with methylation from (24S)-22-E-24-sulfoxide 6 and (24R)-22-E-24-sulfoxide 9, respectively to (22S)-23-E-24-methyl compound 4.
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