4,5-Dihydro-5-oxopyrazolo[1,5-A]quinazoline-3-carboxamides

Drug – bio-affecting and body treating compositions – Antigen – epitope – or other immunospecific immunoeffector – Bacterium or component thereof or substance produced by said...

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424251, 544115, 544250, A61K 31505, C07D48714, C07D40514

Patent

active

041057643

ABSTRACT:
4,5-Dihydro-5-oxopyrazolo[1,5-a]quinazoline-3-carboxamides, useful as anti-secretory agents, are prepared by reaction of an appropriate 4-R.sub.2 -4,5-dihydro-5-oxopyrazolo[1,5-a]quinazoline-3-carboxylic acid halide with an appropriate amine.

REFERENCES:
patent: 2861076 (1958-11-01), Knott et al.
patent: 3313815 (1967-04-01), Wolfe et al.
patent: 3594379 (1971-07-01), Hardtnann et al.
patent: 3862191 (1975-07-01), El-Haj et al.
Wright, "J. Heterocyclic Chem.," vol. 6, 1969, pp. 947-948.

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