Organic compounds -- part of the class 532-570 series – Organic compounds – Nitrogen attached directly or indirectly to the purine ring...
Patent
1980-05-27
1981-12-01
Daus, Donald G.
Organic compounds -- part of the class 532-570 series
Organic compounds
Nitrogen attached directly or indirectly to the purine ring...
424251, 544236, 544256, 544258, 544264, 544320, 544321, A61K 31505, C07D23950
Patent
active
043037909
ABSTRACT:
The present invention provides pyrimido(4,5-c)pyridazines, to methods for preparing them, formulations containing them and the preparation of such formulation and the use of such compounds in human therapy. These pyrimido(4,5-c)pyridazines of this invention are useful due to their activity as inhibitors of dihydropteroic and biosynthesis.
REFERENCES:
patent: 2328956 (1943-09-01), D'Alelio et al.
patent: 2435203 (1948-02-01), D'Alelio et al.
patent: 3461461 (1969-08-01), Anthony et al.
patent: 3464987 (1969-09-01), Ursprung et al.
patent: 3998827 (1976-12-01), Thomas, Jr. et al.
patent: 4255427 (1981-03-01), Morrison, Jr. et al.
Mallory William R.
Morrison, Jr. Robert W.
Styles Virgil L.
Brown Donald
Burroughs Wellcome Co.
Daus Donald G.
Turnipseed James H.
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