Patent ID: 6121286
Filing Date: 2000-09-19
Classification: A61P,C07D

Abstract:
A tetrazole derivative, or a salt thereof, represented by formula (1): ##STR8## wherein R.sup.1 and R.sup.2, independently, represent a hydrogen atom, a hydroxyl group, a lower alkyl group, an alkoxy group having 1 to 6 carbon atoms, an alkoxy group having 1 to 6 carbon atoms substituted with an alkoxy group having 1 to 6 carbon atoms, a halogen atom, a phenyl group, or a di-(C1-C4)alkylamino group; an alkanoyloxy group having 2 to 5 carbon atoms; or an alkanoyloxy group having 2 to 5 carbon atoms substituted with an amino group;R.sup.3 represents a hydrogen atom, a lower alkyl group, or a lower alkyl group substituted with a halogen atom, an amino group, a phenyl group, or a phenyl group substituted with a C1-C4 alkyl group;A represents a methyleneoxy group or a vinylene group;Z represents a quinolyl group or a quinolyl group substituted with a C1-C4 alkyl group or a (C1-C4)alkoxy(C1-C4)alkyl group;and a broken line indicates that there may be a double bond.