Pyrazolo[1,5-c]quinazoline derivatives and analgesic composition

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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542415, 542415, 542458, 542405, 544231, 544250, A61K 31505, C07D48704

Patent

active

043036600

ABSTRACT:
The invention relates to novel pyrazolo[1,5-c]quinazoline derivatives of the general formula I ##STR1## wherein R represents a hydrogen atom, a C.sub.1-4 alkyl group or an acyl group,

REFERENCES:
patent: 3313815 (1967-04-01), Wolfe et al.
patent: 3531482 (1970-09-01), Ott
patent: 4110452 (1978-08-01), Rovnyak et al.
patent: 4112098 (1978-09-01), Vogt
patent: 4198412 (1980-04-01), Vogt et al.
Naller, W. B. Saunders Co.; Chemistry of Organic Compounds, Philadelphia, 1965, pp. 516-517.

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