反应详情

The procedure described under n) was carried out using 5.0 g of 3,3-dimethyl-2-oxo-butyramide and 10.0 g of (R)-1-phenylethylamine. After a single crystallization from hexane there were isolated 6.0 g (67%) of (R)-3,3-dimethyl-2-(1-phenylethylimino)-butyramide of melting point 100°-101° C. [α]=+61.4 (c=0.8, CHCl3).

1. customAfter a single crystallization from hexane