N-{[3-(cyclopropylmethyl)-8-(trifluoromethyl)[1,2,4]triazolo[4,3-a]pyridin-7-yl]-methyl}-3,4-dihydro-2H-chromen-4-amine 在
CHIRALPAK AD-H 作用下,
以
乙醇 、
二氧化碳 、
异丙胺 、
异丙醇 为溶剂,
生成 (4R)-N-{[3-(cyclopropylmethyl)-8-(trifluoromethyl)[1,2,4]triazolo[4,3-a]pyridin-7-yl]methyl}-3,4-dihydro-2H-chromen-4-amine 、 (4S)-N-{[3-(cyclopropylmethyl)-8-(trifluoro-methyl)[1,2,4]triazolo[4,3-a]pyridin-7-yl]methyl}-3,4-dihydro-2H-chromen-4-amine