sodium methylate 、
anti-2-<(1,1,1-Trimethyl)acetyl>-1,1-dibromo-3-methyl-1a,2,3,7b-tetrahydro-1H-cyclopropisoquinaldonitrile 以
甲醇 为溶剂,
反应 4.0h,
以16%的产率得到(1S,3S)-4-[1-Bromo-meth-(E)-ylidene]-2-(2,2-dimethyl-propionyl)-3-methoxy-1-methyl-1,2,3,4-tetrahydro-isoquinoline-1-carbonitrile