Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent
1984-04-27
1987-03-03
Schenkman, Leonard
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
540 36, 540 78, 540 87, 540114, 2603973, 2603975, 26039745, C07J 4300
Patent
active
046474102
ABSTRACT:
Novel 17-(formamidosulfonylmethylene)-steroids of the formula ##STR1## useful as intermediates for the novel 17-(isocyanosulfonylmethylene)-steroids of the formula ##STR2## which are useful intermediates for 21-hydroxy-20-keto-.DELTA..sup.16 -steroids and 20-keto-.DELTA..sup.16 -steroids.
REFERENCES:
patent: 4464302 (1984-08-01), Nedelec et al.
van Leusen Adriaan M.
van Leusen Albert M.
Gist-Brocades N.V.
Lipovsky Joseph A.
Schenkman Leonard
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