Chromanone derivatives and compositions containing them

Details Chromanone derivatives and compositions containing them Chromanone derivatives and compositions containing them

1980-03-17

1982-03-16

Daus, Donald G.

Drug, bio-affecting and body treating compositions

Antigen, epitope, or other immunospecific immunoeffector

Bacterium or component thereof or substance produced by said...

544360, 544376, A61K 3144, C07D40512, C07D40514

Patent

active

043201288

ABSTRACT:
Compounds of the formula (II): ##STR1## and pharmaceutically acceptable acid-addition salts thereof wherein Ar is a pyridyl or optionally substituted phenyl group of the sub-formula --C.sub.6 H.sub.3 R.sub.1 R.sub.2 wherein R.sub.1 is a hydrogen, fluorine, chlorine or bromine atom or a lower alkyl, lower alkoxyl, lower acyl, lower acyloxyl or lower alkoxycarbonyl group; and R.sub.2 is a hydrogen, fluorine or chlorine atom or a lower alkyl or lower alkoxy group having useful anti-hypertension activity, their preparation, and pharmaceutical compositions containing them.

REFERENCES:
patent: 3637759 (1972-01-01), Weichet et al.
patent: 4092416 (1978-05-01), Winter et al.
patent: 4092631 (1978-06-01), Gardner

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