Drug – bio-affecting and body treating compositions – Antigen – epitope – or other immunospecific immunoeffector – Bacterium or component thereof or substance produced by said...
Patent
1980-11-25
1983-03-22
Daus, Donald G.
Drug, bio-affecting and body treating compositions
Antigen, epitope, or other immunospecific immunoeffector
Bacterium or component thereof or substance produced by said...
544245, 544247, 544250, 544286, 544291, 544293, A61K 31505, C07D48704, C07D23980, C07D47114
Patent
active
043775802
ABSTRACT:
Quinazoline derivatives of the formulae: ##STR1## wherein A.sup.1 is ##STR2## A.sup.2 is ##STR3## R.sup.1 is hydrogen, carboxy or esterified carboxy, R.sub.a.sup.1 and R.sub.b.sup.1 are esterified carboxy,
REFERENCES:
patent: 3594379 (1971-07-01), Hardtmann et al.
patent: 3891638 (1975-06-01), Inaba et al.
patent: 4105766 (1978-08-01), Alexander
patent: 4167569 (1979-09-01), Mills
patent: 4192944 (1980-03-01), Juby
Salvatore Plescia et al., Journal of Heterocyclic Chemistry vol. 11, pp. 603-606 (1974).
Kato Masayuki
Nagano Masanobu
Ueda Ikuo
Daus Donald G.
Fujisawa Pharmaceutical Co. Ltd.
Stemple Dayton R.
Turnipseed J.
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