Selective Reduction of β-Keto Amides to α, β-Unsaturated Olefinic Amides and β-Hydroxy Amides by Using Sodium Borohydride as the Reductant
Chen Cui, Xu Songsen, Liu Weibing
Chin. J. Org. Chem. . 2016, (8): 1890 -1894 .  DOI: 10.6023/cjoc201603020