3-Oxo-5H-pyrimido[2,1-c][1,4 ]benzoxazines

Details 3-Oxo-5H-pyrimido[2,1-c][1,4 ]benzoxazines 3-Oxo-5H-pyrimido[2,1-c][1,4 ]benzoxazines

1979-08-13

1981-03-03

Love, Ethel G.

Drug, bio-affecting and body treating compositions

Antigen, epitope, or other immunospecific immunoeffector

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

42424857, 544101, A61K 31535, C07D49814

Patent

active

042541212

ABSTRACT:
3-Oxo-5H-pyrimido[2,1-c][1,4]benzoxazine derivatives, optionally substituted with a hydroxymethyl, carboxy or loweer alkoxycarbonyl at position 1 and optionally substituted at positions 8 or 9, with a lowr alkyl or halo are disclosed. The derivatives are antiallergy agents and methods for their preparation and use are given.

REFERENCES:
patent: 3696095 (1972-10-01), Hellerbach et al.
patent: 4017625 (1977-04-01), Kadin
patent: 4031217 (1977-06-01), Kadin
patent: 4066766 (1978-01-01), Kadin
patent: 4134974 (1979-01-01), Melloni et al.
patent: 4145419 (1979-03-01), Rowlands et al.
Stoss, P., Chem. Ber., 111(1), 314-319 (1978).

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