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A new synthesis of 24-fluoro-1α,25-dihydroxyvitamin D2 and its 24-epimer, and determination of the C-24 configuration

DOI: 10.1248/cpb.40.2932

Source and publish data:

Chemical and Pharmaceutical Bulletin p. 2932 - 2936 (1992)

Update date:2022-08-02

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Authors:

HayashiHayashi

OjimaOjima

KonnoKonno

ManakaManaka

YamaguchiYamaguchi

YamadaYamada

TakayamaTakayama

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Article abstract of DOI:10.1248/cpb.40.2932

A new synthesis of 24-fluoro-1α,25-dihydroxyvitamin D2 (4a) and its 24-epimer (4b) is described. Starting with 1α,3β-bis[(tert-butyldimethylsilyl)oxy]-24-norchol-5,7-dien-23-al (5), a mixture of 4a and 4b was obtained in 3% overall yield in 6 s

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Full text of DOI:10.1248/cpb.40.2932

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Products guided by the article

Product name:(22E,24R)-1α,3β-bis<(tert-butyldimethylsilyl)oxy>-5α,8α-(3,5-dioxo-4-phenyl-1,2,4-triazolidin-1,2-diyl)-24-fluoro-6,22-ergostadien-25-ol

Cas No:147200-39-3

147200-39-3

R&D Labs maybe for 147200-39-3

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