9,10-Seco-steroids

Details 9,10-Seco-steroids 9,10-Seco-steroids

1976-01-23

1977-12-20

Love, Ethel G.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

26029356, 2603268, 2603405AS, 2603409AS, 2603452, 2603975, 260464, 260562R, 2603474, 2603477, 2603478, 560108, 560139, 560 21, C07C 4927

Patent

active

040641732

ABSTRACT:
A process for the preparation of 9,10-seco-steroids of the formula ##STR1## WHEREIN R.sup.1 and R.sup.2 independently are hydrogen, amino, OR.sup.5, OCOR.sup.6 or NHCOR.sup.5 wherein R.sup.5 is hydrogen or lower alkyl and R.sup.6 is lower alkyl or phenyl; R.sup.3 is lower alkyl; R.sup.4 is oxo, ##STR2## wherein R.sup.13 is lower alkyl, lower alkoxy -- lower alkylene, tetrahydropyranyl or tetrahydrofuryl, R.sup.14 is lower alkyl or aryl and R.sup.15 and R.sup.16 are lower alkyl or taken together form lower alkylene or arylene, and n is 1 or 2 is disclosed. The 9,10-seco-steroids of this invention are useful intermediates for the preparation of steroids.

REFERENCES:
patent: 3637754 (1972-01-01), Bucourt et al.

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