6-(Benzyl-methyl-amino)-2-benzyloxy-5-oxo-5,6,7,8-tetrahydro-naphthalene-1-carbonitrile 在
sodium tetrahydroborate 作用下,
以
四氢呋喃 、
乙醇 为溶剂,
生成 (5S,6R)-6-(Benzyl-methyl-amino)-2-benzyloxy-5-hydroxy-5,6,7,8-tetrahydro-naphthalene-1-carbonitrile 、 (5S,6S)-6-(Benzyl-methyl-amino)-2-benzyloxy-5-hydroxy-5,6,7,8-tetrahydro-naphthalene-1-carbonitrile