Process for the preparation of 8-halo-5,6-dialkoxyquinazoline-2,

Details Process for the preparation of 8-halo-5,6-dialkoxyquinazoline-2, Process for the preparation of 8-halo-5,6-dialkoxyquinazoline-2,

1984-09-25

1987-01-06

Hollrah, Glennon H.

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

Organic compounds

Nitrogen attached directly or indirectly to the purine ring...

560 29, 560 46, 560 55, 562434, C07D23980

Patent

active

046347690

ABSTRACT:
A process for the preparation of 8-halo-5,6-dialkoxyquinazoline-2,4-diones and their metal salts is described. The diones are active cardiotonic agents.

REFERENCES:
patent: 3983120 (1976-09-01), Beverung et al.
patent: 3988340 (1976-10-01), Partyka et al.
patent: 4146717 (1979-03-01), Yamamoto et al.
patent: 4202895 (1980-05-01), Yamamoto et al.
Lucas, Organic Chemistry, Sec. Ed., 1953, American Book Co., New York, pp. 211-213, 351-353, 460-462, 464.
Brown, Fused Pyrimidines, Part I, 1967, Interscience Publishers, New York, pp. 120-122.

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