(cis/trans)-4-[7-methyl-4,5,6,7-tetrahydro-2H-indazol-4-yl]benzonitrile 、 (+/-)-(trans)-4-[7-Methyl-4,5,6,7-tetrahydro-2H-indazol-4-yl]benzonitrile 以
乙醇 为溶剂,
以to give (cis)-4-[7-methyl-4,5,6,7-tetrahydro-2H-indazol-4-yl]benzonitrile-isomer 2, (0.05 g, 27%) as the second eluting isomer的产率得到(cis)-4-[7-methyl-4,5,6,7-tetrahydro-2H-indazol-4-yl]benzonitrile