发明公开
EP0218999A2 New quinazoline derivatives, process for their production and pharmaceutical compositions comprising them 失效
喹唑啉衍生物,它们的制备方法和含有它们的药物组合物。

New quinazoline derivatives, process for their production and pharmaceutical compositions comprising them
摘要:
compound of the formula:
in which

R 1 and R 2 are each hydrogen, halogen, lower alkoxy or halo(lower)alkyl,
R 3 is aryl or ar(lower)alkyl, both of which may have one or more suitable substituent(s), or heterocyclic(lower)alkyl,
R 4 is carboxy or protected carboxy,
A is oxygen or sulfur atom,
Y is carbonyl, thiocarbonyl or sulfonyl and
Z is lower alkylene,

and pharmaceutically acceptable salts thereof, processes for their preparation and pharmaceutical compositions comprising them in admixture with pharmaceutically acceptable carriers.
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