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1. (WO2017033206) SOLID STATE FORMS OF N-[2-[(1 S)-1 -(3-ETHOXY-4-METHOXYPHENYL)-2-(METHYL SULFONYL)ETHYL]-2,3-DIHYDRO-1,3-DIOXO-L H-ISOINDOL-4-YL]ACETAMIDE AND PROCESS FOR PREPARATION THEREOF

Pub. No.:    WO/2017/033206    International Application No.:    PCT/IN2016/000220
Publication Date: Fri Mar 03 00:59:59 CET 2017 International Filing Date: Sat Aug 27 01:59:59 CEST 2016
IPC: A61K 31/4035
C07D 209/44
Applicants: MSN LABORATORIES PRIVATE LIMITED
THIRUMALAI RAJAN, Srinivasan
ESWARAIAH, Sajja
VENKAT REDDY, Ghojala
PRADEEP, Rebelli
Inventors: THIRUMALAI RAJAN, Srinivasan
ESWARAIAH, Sajja
VENKAT REDDY, Ghojala
PRADEEP, Rebelli
Title: SOLID STATE FORMS OF N-[2-[(1 S)-1 -(3-ETHOXY-4-METHOXYPHENYL)-2-(METHYL SULFONYL)ETHYL]-2,3-DIHYDRO-1,3-DIOXO-L H-ISOINDOL-4-YL]ACETAMIDE AND PROCESS FOR PREPARATION THEREOF
Abstract:
The present invention, relates to solid state forms of N-[2-[(l S)-l-(3-ethoxy-4- methoxyphenyl)-2-(methylsulfonyl)ethyl]-2,3-dihydro-l,3-dioxo-lH-isoindol-4-yl]acetamide represented by the following structural formula- 1 and process for their preparation. The present invention also relates to an improved process for the preparation of N-[2- [(l S)-l-(3-ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethyl]-2,3-dihydro-l,3-dioxo-l H- isoindol-4-yl]acetamide compound of formula- 1 and intermediates thereof.