Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1988-04-15
1990-11-20
Gerstl, Robert
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
540582, 546121, 548131, 548143, 548235, 548153, C07D47108, A61K 31435
Patent
active
049719750
ABSTRACT:
A compound of formula (I) or a pharmaceutically acceptable salt thereof: ##STR1## in which X represents R.sub.1 OOC-- in which R.sub.1 is C.sub.1-4 alkyl, C.sub.2-4 alkenyl or C.sub.2-4 alkynyl; R.sub.2 O-- in which R.sub.2 is C.sub.1-2 alkyl, C.sub.1-2 alkylcarbonyl or aminocarbonyl optionally substituted by one or two methyl groups;
REFERENCES:
patent: 4771051 (1988-09-01), Watsen
patent: 4797387 (1989-01-01), King
Hadley Michael S.
Orlek Barry S.
Wyman Paul A.
Beecham Group plc
Gerstl Robert
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