Heterocyclic coumarin derivatives

Details Heterocyclic coumarin derivatives Heterocyclic coumarin derivatives

1979-10-15

1981-04-21

Rizzo, Nicholas S.

Drug, bio-affecting and body treating compositions

Antigen, epitope, or other immunospecific immunoeffector

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

544376, C07D40502

Patent

active

042632994

ABSTRACT:
A compound of formula (I): ##STR1## and pharmaceutically acceptable salts thereof, wherein R is hydrogen or an alkyl group containing up to 6 carbon atoms; X is a bond or oxygen; Y is --(CH.sub.2).sub.n -- where n is 0 or an integer from 1 to 5 wherein one carbon atom not bound to the nitrogen atom may be optionally substituted with a hydroxy group; and Z is hydrogen or halogen; may be used in the prophylaxis and treatment of diseases whose symptoms are controlled by the mediators of the allergic response, for example asthma, hay-fever, rhinitis and allergic eczema.

REFERENCES:
patent: 4092416 (1978-05-01), Winter et al.

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