Tricyclic triazolopyrimidine derivatives

Details Tricyclic triazolopyrimidine derivatives Tricyclic triazolopyrimidine derivatives

1988-02-08

1990-02-06

Shah, Mukund J.

Organic compounds -- part of the class 532-570 series

Organic compounds

Four or more ring nitrogens in the bicyclo ring system

544255, 544278, 548138, 548199, C07D51314, A61K 3152

Patent

active

048989436

ABSTRACT:
Novel tricyclic triazolopyrimidine compounds represented by formula (I) shown in the specification and physiologically acceptable salts thereof are disclosed. These compounds have an excellent anti-allergic activity and are useful for treatment and prophylaxis of allergic diseases.

REFERENCES:
patent: 4223031 (1980-09-01), Covington et al.
patent: 4366156 (1982-12-01), Temple, Jr.
patent: 4652646 (1987-03-01), Isoda et al.
European Search Report.

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