16-Methylene-17.alpha.-hydroxy-progesterones

Details 16-Methylene-17.alpha.-hydroxy-progesterones 16-Methylene-17.alpha.-hydroxy-progesterones

1983-06-03

1986-01-28

Roberts, Albert L.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

2603974, 26039745, C07J 500, C07J 100

Patent

active

045670013

ABSTRACT:
16-Methylene-17-keto steroids (III) are transformed to the corresponding 16-methylene-17.alpha.-hydroxyprogesterones (VII) which are intermediates useful in the production of betamethasone, diflorasone diacetate and melengesterol acetate.

REFERENCES:
patent: 3168537 (1965-02-01), Oliveto et al.
patent: 3275666 (1966-09-01), Siegmann
patent: 3359287 (1967-12-01), Babcock et al.
patent: 3689512 (1972-09-01), Shah et al.
patent: 3759961 (1973-09-01), Wieske et al.

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