Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Patent
1987-02-10
1988-12-06
Raymond, Richard L.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Heterocyclic carbon compounds containing a hetero ring...
5142305, 544101, 544105, A61K 31535, C07D41306
Patent
active
047896752
ABSTRACT:
1,4-Benzoxazine derivatives representable by the general formula; ##STR1## wherein R.sup.1 and R.sup.2 independently stand for hydrogen, halogen atom, nitro group, an optionally substituted lower alkyl group, an optionally substituted amino group, an optionally substituted hydroxyl group, a lower alkoxycarbonyl group, or when R.sup.1 and R.sup.2 are adjacent to each other,
REFERENCES:
patent: 3401166 (1968-09-01), Krapcho
patent: 4640916 (1987-02-01), Meguro et al.
patent: 4704390 (1987-11-01), Caprathe et al.
Meguro Kanji
Nishikawa Kohei
Raymond Richard L.
Takeda Chemical Industries Ltd.
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