Patent ID: 6150307
Filing Date: 2000-11-21
Classification: C07D,C10L,C10M,C10N

Abstract:
A compound of formula I': ##STR30## wherein R.sub.2 is C.sub.4 -C.sub.18 alkoxycarbonylmethyl, R.sub.3 is C.sub.4 -C.sub.18 alkoxycarbonylmethylthiomethyl and R.sub.4 is hydrogen; orR.sub.2 is C.sub.5 -C.sub.12 alkyl and R.sub.3 is C.sub.5 -C.sub.12 alkylthiomethyl and R.sub.4 is hydrogen; orR.sub.2 is C.sub.4 -C.sub.18 alkoxycarbonylmethyl, R.sub.3 is hydrogen and R.sub.4 is C.sub.4 -C.sub.18 alkoxycarbonylmethylthiomethyl; orR.sub.2 is C.sub.5 -C.sub.12 alkyl, R.sub.3 is hydrogen and R.sub.4 is C.sub.5 -C.sub.12 alkylthiomethyl.