摘要:
A benzoheterocyclic compound of the formula (I) ##STR1## wherein R.sup.1, R.sup.2, R.sup.3 and n are as defined, and its pharmaceutically acceptable salts, processes for preparing same and antibacterial composition containing the benzoheterocyclic compound as an active ingredient and a pharmaceutically acceptable carrier are disclosed.
摘要:
A benzoheterocyclic compound of the formula (I) ##STR1## wherein R.sup.1, R.sup.2, R.sup.3 and n are as defined, and its pharmaceutically acceptable salts, processes for preparing same and antibacterial composition containing the benzoheterocyclic compound as an active ingredient and a pharmaceutically acceptable carrier are disclosed.
摘要:
Process for preparing dihydropyridine derivatives and salts and esters thereof represented by the general formula ##STR1## from a phenyl derivative and an enamine derivative in which the phenyl derivative is prepared by reacting a compound of the formula ##STR2## with a compound of the formula ##STR3## in the presence of an aromatic amine selected from o-, m-, p- anisidine; m-, p-toluidine; p-chloroaniline; aniline and o-phenetidine.