Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Patent
1990-08-03
1992-03-10
Gerstl, Robert
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Heterocyclic carbon compounds containing a hetero ring...
540350, C07D48704, A61K 3140
Patent
active
050950134
ABSTRACT:
A compound of the formula: ##STR1## wherein R.sup.1 is a hydrogen atom or a methyl group, R.sup.2 is a hydrogen atom or a lower alkyl group, each of R.sup.3, R.sup.4 and R.sup.5 is a hydrogen atom or a lower alkyl group, or R.sup.3 and R.sup.4 together form a methylene group, an ethylene group or a propylene group, or R.sup.4 and R.sup.5 form together with the adjacent nitrogen atom an aziridinyl group, an azetidinyl group, a pyrrolidinyl group, a piperidino group, a piperazinyl group or a morpholino group; or a pharmaceutically acceptable salt or ester thereof.
REFERENCES:
patent: 4921852 (1990-05-01), Murata
patent: 4925838 (1990-05-01), Murata
Nakagawa Susumu
Nakano Fumio
Otake Norikazu
Ushijima Ryosuke
Banyu Pharmaceutical Co. Ltd.
Gerstl Robert
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