A PROCESS FOR THE PREPARATION OF OZANIMOD AND ITS INTERMEDIATE (S)-l-AMINO-2,3-DIHYDRO-1H-INDENE-4-CARBONITRILE

摘要

The present invention relates to an improved process for preparation of Ozanimod (I) or pharmaceutically acceptable salts thereof. The present invention also relates to an improved process for preparation of (S)-1-amino-2,3-dihydro-1H-indene-4-carbonitrile (II) or its optically active acid salts.