Patent ID: 6201129
Filing Date: 2001-03-13
Classification: A61P,C07D

Abstract:
A compound having the formula: ##STR9##whereinR.sup.1 is COOR.sup.8 wherein R.sup.8 is alkyl having from 1 to 10 carbon atoms or aralkyl, the aralkyl having from one to four carbon atoms in the alkyl portion and a carbocyclic or heterocyclic group in the aryl portion;R.sup.2 is H, alkyl having from 1 to 10 carbon atoms, or COOR.sup.7 wherein R.sup.7 is alkyl having from 1 to 10 carbon atoms;R.sup.3 is H, alkyl having from 1 to 10 carbon atoms, or COOR.sup.8 ;R.sup.4 is H, alkyl having from 1 to 10 carbon atoms, or COOR.sup.8 ;R.sup.5 is H, alkyl having from 1 to 10 carbon atoms, aralkyl having from 1 to 4 carbon atoms in the alkyl portion, aryl having from 1 to 10 carbon atoms, acyl having from 1 to 10 carbon atoms, or COOCH.sub.3 ; andR.sup.6 is H or COOCH.sub.3 ;and salts thereof.