Patent ID: 6147253
Filing Date: 2000-11-14
Classification: C07C,C07D

Abstract:
Compound represented by the formula: ##STR43## wherein W represents a cation which is capable of forming a sulfate salt; R.sup.1 represents alkyl, alkenyl, alkyl substituted with one or more aryl radicals, cycloalkenylalkyl, alkanoyl, haloalkanoyl, aroyl, alkoxycarbonyl, aralkoxycarbonyl, heteroaralkoxycarbonyl or 9-phenylfluoren-9-yl radicals;R.sup.2 represents hydrogen, alkyl, alkenyl, aralkyl, cycloalkyl, cycloalkenylalkyl or aryl radicals; or --NR.sup.1 R.sup.2 represents heterocyclo or heteroaryl radicals; andR.sup.3 represents alkyl, haloalkyl, cyanoalkyl, hydroxyalkyl, alkoxyalkyl, aryloxyalkyl, alkylthioalkyl, arylthioalkyl, aryl, aralkyl, heteroaryl, heteroaralkyl, cycloalkyl or cycloalkylalkyl radicals; orR.sup.2 and R.sup.3 together with nitrogen atom and the carbon atom to which they are bonded form a heterocyclo radical.