| 摘要 |
Phthalazone derivatives of the formula <IMAGE> wherein R4 represents a carbamoyl group, a dialkylaminoalkylcarbamoyl group, a hydroxyalkylcarbamoyl group, an alkylidenehydrazinocarbonyl group, a hydrazinocarbonyl group, an alkylhydrazinocarbonyl group, a formyl group, a hydrazonomethyl group, an alkylhydrazonomethyl group, a hydroxyiminomethyl group, a dialkylhydrazonomethyl group or an alkylidenehydrazonomethyl group; R6, R7 and R8 each represent an alkyl group; and process for preparing same. The phthalazone derivatives are useful for the treatment and prevention of cerebral apoplexy, myocardial infarction and the like.
|
