Patent ID: 8097737
Filing Date: 2012-01-17
Classification: A61K,A61P,C07D

Abstract:
1. A process for producing (S)-2-(1,6,7,8-tetrahydro-2H-indeno[5,4-b]furan-8-yl)ethylamine or a salt thereof, which comprises step (i): a step for asymmetrically reducing (E)-2-(1,6,7,8-tetrahydro-2H-indeno[5,4-b]furan-8-ylidene)ethylamine or a salt thereof with a catalyst, and step (ii): a step for catalytically reducing the reaction product obtained in step (i) at a reaction temperature of 40° C. to 100° C. and pH 3 to 9 with a catalyst.