N,N-diethyl-3-oxo-2,4-dimethyl-4-pentenamide 在
sodium tetrahydroborate 作用下,
以
甲醇 为溶剂,
反应 1.5h,
生成 (2R,3R)-3-Hydroxy-2,4-dimethyl-pentanoic acid diethylamide 、 erythro-N,N-diethyl-3-hydroxy-2,4-dimethylpentanamide 、
(2R,3S)-3-Hydroxy-2,4-dimethyl-pent-4-enoic acid diethylamide 、 erythro-N,N-diethyl-3-hydroxy-2,4-dimethyl-4-pentenamide