Diuretic [2]benzopyrano[4,3-b]pyridines and process therefor

Drug – bio-affecting and body treating compositions – Antigen – epitope – or other immunospecific immunoeffector – Bacterium or component thereof or substance produced by said...

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26029355, 26029383, 260297R, 2603478, A61K 31445, C07D49104

Patent

active

041089979

ABSTRACT:
[2]Benzopyrano[4,3-b]pyridine derivatives characterized by having a 2,3,4,4a,6,10b-hexahydro-1H-[2]benzopyrano[4,3-b]pyridine nucleus bearing substituents at positions 1,6,8 and 9 are disclosed. The derivatives are useful diuretic agents. Methods for their preparation and use also are disclosed.

REFERENCES:
patent: 3514464 (1970-05-01), Pars et al.
patent: 3946008 (1976-03-01), Brown et al.

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