Patent ID: 6060608
Filing Date: 2000-05-09
Classification: C07D

Abstract:
A compound represented by the following structure: ##STR11## wherein R.sub.1 is selected from the group consisting of alkyl (C1-C6) and a radical represented by the following structure: ##STR12## wherein R.sub.2 and R.sub.3, together with the carbon atoms of the depicted vinylene group, form a group W that is an N-substituted pyrrolidine ring containing the vinylene group with the proviso that R.sub.4 and R.sub.5 are hydrogen, orR.sub.2 is hydrogen and R.sub.3 is an N-substituted subgroup represented by the following compound: ##STR13## with the proviso that R.sub.4 and R.sub.5 are hydrogen, or R.sub.2 is hydrogen; R.sub.3 is selected from the group consisting of hydrogen and OCH.sub.3 ; R.sub.4 is selected from the group consisting of hydrogen and OCH.sub.3 ; and R.sub.5 is selected from the group consisting of hydrogen and OCH.sub.3.