Selective conversion of 20-methylpregna-3,5,20(21)-triene-3,21-d

Details Selective conversion of 20-methylpregna-3,5,20(21)-triene-3,21-d Selective conversion of 20-methylpregna-3,5,20(21)-triene-3,21-d

1978-03-27

1979-10-16

Love, Ethel G.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

2603973, 2603974, C07J 500

Patent

active

041713176

ABSTRACT:
The present invention relates to the conversion of 20-methylpregna-3,5,20(21)-triene-3,21-diol-diacetate to 3-oxo-20-methylpregna-4,20(21)-diene-21-yl-acetate through the use of a halogenated solvent and a halogenated acid. The benefits of the present invention include a substantial increase in the production of progesterone via ozonolysis technology.

REFERENCES:
patent: 2595596 (1952-05-01), Moffett
patent: 3320289 (1967-05-01), Fried et al.

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