申请人:Asahi Glass Company Ltd.
公开号:US05538995A1
公开(公告)日:1996-07-23
A difluoroprostacyclin of the following formula (V), its lower alkanol ester or its pharmaceutically acceptable salt: ##STR1## wherein A is an ethylene group, a vinylene group or an ethynylene group, R is a substituted or unsubstituted C.sub.1-10 alkyl group, a substituted or unsubstituted C.sub.1-10 alkenyl group, a substituted or unsubstituted C.sub.1-10 alkynyl group, a substituted or unsubstituted C.sub.3-8 cycloalkyl group, a substituted or unsubstituted aralkyl group, or a substituted or unsubstituted aryloxy group, Q is a substituted or unsubstituted C.sub.1-10 alkyl group, a substituted or unsubstituted C.sub.1-10 alkenyl group, a substituted or unsubstituted C.sub.1-10 alkynyl group, a substituted or unsubstituted C.sub.3-8 cycloalkyl group, a substituted or unsubstituted aralkyl group, or a substituted or unsubstituted aryl group.
以下是公式(V)的二氟前列腺环素,其较低的烷基醇酯或其药学上可接受的盐:
##STR1##
其中,A是乙烯基,乙烯基或乙炔基,R是取代或未取代的C.sub.1-10烷基,取代或未取代的C.sub.1-10烯基,取代或未取代的C.sub.1-10炔基,取代或未取代的C.sub.3-8环烷基,取代或未取代的芳基烷基,或取代或未取代的芳氧基,Q是取代或未取代的C.sub.1-10烷基,取代或未取代的C.sub.1-10烯基,取代或未取代的C.sub.1-10炔基,取代或未取代的C.sub.3-8环烷基,取代或未取代的芳基烷基,或取代或未取代的芳基。