Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1990-12-14
1992-07-21
Dentz, Bernard
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
514456, 546115, 546116, 549408, 549410, A61K 3135, A61K 31435, C07D491048, C07D31174
Patent
active
051323109
ABSTRACT:
Racemic Compounds of the formula ##STR1## A is --C.tbd.C--R.sub.6, --CH.sub.2 --CH.sub.2 --R.sub.7 or ##STR2## R.sub.1 is hydrogen or lower alkanoyl, R.sub.2, R.sub.3, and R.sub.4 independently are hydrogen or lower alkyl,
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patent: 4752646 (1988-06-01), Cohen
patent: 4824971 (1989-04-01), Cohen
patent: 4914217 (1989-01-01), Ka-kong Chan et al.
Dentz Bernard
Gould George M.
Hoffmann-La Roche Inc.
Isgro William G.
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