Pyrimidal [2,3,d]Pyrimidin-4(3H)-ones as antiallergy agents

Details Pyrimidal [2,3,d]Pyrimidin-4(3H)-ones as antiallergy agents Pyrimidal [2,3,d]Pyrimidin-4(3H)-ones as antiallergy agents

1977-10-27

1979-01-16

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...

544247, 544249, 544250, 544279, A61K 31435, C07D47104

Patent

active

041349814

ABSTRACT:
Fused heterocyclic ring systems in which a quinoline or a pyridine component is "fused" to a pyrimidine having a 2-methyl, 2-ethyl, or 2-acetyl group and a 4-keto group, and to similar ring systems in which a quinoline, a naphthalene or a pyridine component is "fused" to a pyrimidine having a 2-carboxy group and a 4-keto group, derivatives, and pharmaceutically-acceptable cationic salts thereof, and their use as antiallergy agents, and intermediates therefor.

REFERENCES:
patent: 3790573 (1974-02-01), Blackburn et al.
patent: 3833588 (1974-09-01), Hardtmann
patent: 3931183 (1976-01-01), Hardtmann
patent: 4009166 (1977-02-01), Noda et al.

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