Patent ID: 6420401
Filing Date: 2002-07-16
Classification: C07D,C07K

Abstract:
A compound having the formula wherein,each of R1, R3 and R5 is independently selected from H, alkyl, aryl, aralkyl, alkaryl and substituted aryl; R2 is selected from H, alkyl, aryl, aralkyl, alkylthioalkyl, acyloxyalkyl, alkyloxyalkyl, hydroxyalkyl, alkyl amine, alkyl thiol, alkyl alcohol and functional group having the formula alkyl â€”C(O)â€”; R4 and R6 are each independently selected from the group consisting of H, alkyl, aryl, araalkyl, and a functional group having the formula â€”C(O)â€” where at least one of R4 and R6 has a functional group, having the formula â€”C(O)â€”.