STUDY ON THE SYNTHESIS OF BRASSINOLIDE AND RELATED COMPOUNDS III STEREOSELECTIVE SYNTHESIS OF TYPHASTEROL FROM HYODEOXYCHOLIC ACID

DOI: 10.1016/S0040-4020(01)86858-7

Source and publish data:

Tetrahedron p. 3705 - 3712 (1987)

Update date:2022-07-29

Topics:

Authors:

Zhou, Wei-Shan

Tian, Wei-Sheng

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Article abstract of DOI:10.1016/S0040-4020(01)86858-7

Typhasterol 2 was synthesized stereoselectively from hyodeoxycholic acid 3.The aldehyde 5 derived from 3 was reacted with the anion of 3-methylbutenolide under kinetic condition to afford (22R,23R)-7 as the major product.Hydrogenation of 7 and its 22-acet

Full text of DOI:10.1016/S0040-4020(01)86858-7

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