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Palmitates of Isomeric 15-Oxygenated Δ8(14)-Sterols

✍ Scribed by D. V. Ignatov; Yu. I. Prokof'ev; V. P. Timofeev; A. Yu. Misharin


Book ID
111607376
Publisher
SP MAIK Nauka/Interperiodica
Year
2004
Tongue
English
Weight
68 KB
Volume
30
Category
Article
ISSN
1068-1620

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Hydroboration of 5a-cholesta-8,14-dien-3fl-ol ( ) gav e 5a-cholest-8-en-3CLl5a-diol (IV) in 89% yield. 5a-Cholest-7-en-3/3,15a-diol (V) was prepared in 91% yield by hydroboration of 5ct-cholesta-7,14-dien-3/3-ol (H). Hydroboration of 27:63 mixture of I and H gave IV and V in 18% and 70% yields, resp