摘要:
The invention relates to pyrimidine derivatives and their pharmaceutically acceptable salts which are useful in the treatment of cerebrovascular diseases, to processes for preparation thereof and to the composition containing the same, said pyrimidine derivatives being represented by the following formula: ##STR1## wherein Ar, R.sup.1, R.sup.2 and R.sup.3 are as defined in the disclosure.
摘要:
The invention relates to new pyrimidine derivatives, useful in the treatment of cerebrovascular disease, of the formula: ##STR1## wherein Ar, R.sup.1, R.sup.2 and R.sup.3 are defined in the specification.
摘要:
The invention relates to compounds for treatment of hypertension, and cardiovascular and cerebrovascular diseases, which compounds are of the formula: ##STR1## wherein R.sup.1 is piperazinyl(lower)alkyl, carbamoyl substituted with piperazinyl(lower)alkyl, or piperazinylcarbonyl, in each of which a piperazinyl group may be substituted with lower alkyl, andR.sup.3 is hydrogen or halogen;R.sup.2 is phenyl substituted with nitro, andR.sup.4 is lower alkyl or halo(lower)alkyl; orR.sup.2 is lower alkyl, andR.sup.4 is phenyl substitured with nitro;and a pharmaceutically acceptable salt thereof.
摘要:
The invention relates to diphenylpyridazine compounds useful in the treatment of cerebrovascular disease, of the formula: ##STR1## wherein R.sup.1 is piperazinyl(lower)alkyl, carbamoyl substituted with piperazinyl(lower)alkyl, or piperazinylcarbonyl, in each of which a piperazinyl group may be substituted with lower alkyl,R.sup.2 is phenyl substituted with nitro, andR.sup.3 is hydrogen or halogen, or a pharmaceutically acceptable salt thereof.