Process for the preparation of cholesterol derivatives and novel

Details Process for the preparation of cholesterol derivatives and novel Process for the preparation of cholesterol derivatives and novel

1985-11-01

1987-09-01

Chan, Nicky

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C07D31726

Patent

active

046910328

ABSTRACT:
The invention is concerned with a process for the preparation of 1 hydrogen or hydroxy cholesterol derivatives and intermediates therefor. The compounds of the present invention are useful as intermediates in the preparation of 24,25-dihydroxy and 1.alpha.,24,25-trihydroxycholecalciferol.

REFERENCES:
patent: 4031125 (1977-06-01), Weinstock et al.
patent: 4268453 (1981-05-01), Barner et al.

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