IMPROVED PROCESS FOR THE PREPARATION OF N-[2-[(1S)-1-(3-ETHOXY-4- METHOXYPHENYL)-2-(METHYLSULFONYL)ETHYL]-2,3-DIHYDRO-1,3-DIOXO-1H-ISOINDOL-4-YL]ACETAMIDE
The present invention relates to an improved process for the preparation of N-[2-[(lS)-l-(3-ethoxy-4-methoxyphenyl)-2- (methylsulfonyl)ethyl]-2,3-dihydro-lJ3-dioxo-lH-isoindol-4-yl]acetamide represented by the following structural formula-1.