| abstract |
1. Claims for the Contracting States : BE, CH, DE, FR, GB, IT, LI, LU, NL, SE (-)-Benzhydrylsulfinylacetamide. 1. Claims for the Contracting States : AT, ES, GR A method for the preparation of (-)-benzhydrylsulfinylacetamide, which comprises : 1) reacting (+-)-benzhydrylsulfinylacetic acid with (-)-alpha-methylbenzylamine to give the (-)-benzhydrylsulfinylacetate of (-)-alpha-methylbenzylamine, 2) converting the resulting (-)-benzhydrylsulfinylacetate salt of (-)-alpha-methylbenzylamine to (-)-benzhydrylsulfinylacetic acid by acid hydrolysis, and 3) subjecting the resulting (-)-benzhydrylsulfinylacetic acid to an amidation reaction with NH3 . |