Pyrrolinone compound and method for preparing the same

Abstract

A pyrrolinone compound represented by formula 1. R1 is selected from one of C1-C5 alkoxy, benzyloxy, C1-C5 alkyl, or a phenyl group; R2, R3 at each occurrence independently represent hydrogen, C1-C5 alkyl, C1-C5 alkoxy, C1-C5 alkylthio, C1-C5 alkane sulfinyl, C1-C5 alkane sulfonyl, a substituted phenyl, a substituted phenoxy, a substituted phenylthio, a substituted phenylene sulfinyl, or a substituted benzene sulfonyl; and n1, n2 at each occurrence independently are an integer from 1 to 5.

Dependencies are inferred from the claim text.