Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1989-08-10
1990-11-06
Lee, Mary C.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
546201, 546198, 514321, C07D40100, C07D40500, C07D40300, A61K 31455
Patent
active
049687050
ABSTRACT:
New benzopyrrolidinone compounds, which can be used as medicaments and correspond to the formula ##STR1## in which: either: R.sub.1 and R.sub.2 together represent, with the bond of the etherocycle to which they are attached, an optionally substituted benzene nucleus and, simultaneously, R.sub.3 and R.sub.4 are hydrogen, (C.sub.1 -C.sub.4)alkyl or (C.sub.5 -C.sub.6)cycloalkyl;
or:
REFERENCES:
patent: 2695290 (1954-11-01), Finkelstein et al.
Dhainaut Alain
Duhault Jacques
Lonchampt Michel
Regnier Gilbert
Adir Et Cie
Hueschen Gordon W.
Lee Mary C.
Whittenbaugh Robert C.
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