4-amidino chroman and 4-amidino pyrano (3,2-c) pyridine derivati

Details 4-amidino chroman and 4-amidino pyrano (3,2-c) pyridine derivati 4-amidino chroman and 4-amidino pyrano (3,2-c) pyridine derivati

1992-03-12

1993-07-06

Tsang, Cecilia

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Having -c-, wherein x is chalcogen, bonded directly to...

544331, A61K 31505, C07D40504

Patent

active

052254151

ABSTRACT:
The present invention deals with 4-amidino chroman and 4-amidino pyrano (3,2-c) pyridine derivatives, a process for their preparation and pharmaceutical compositions containing them. Said derivatives have antihypertensive and antiarythmic activities. They respond to formula ##STR1## in which: A+B=--CH.dbd.CH--CH.dbd.N-- ou --CH.dbd.CR.sub.4 --CR.sub.5 .dbd.CH--;

REFERENCES:
patent: 4988723 (1991-01-01), Shiokawa et al.
patent: 5021432 (1991-06-01), Yamanaka et al.
patent: 5028711 (1991-07-01), Stenzel et al.
patent: 5032591 (1991-07-01), Evans et al.
patent: 5061813 (1991-10-01), Atwal
patent: 5096914 (1992-03-01), Stenzel et al.
patent: 5116849 (1992-05-01), Garcia et al.

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