5-[(1-imino-2,3-dihydro-1H-isoindol-5-ylamino)-(8-methoxy-4H-benzo[1,3]-dioxin-6-yl)methyl]-2-pyrimidin-2-yl-2,4-dihydro-[1,2,4]triazol-3-one 、 ammonium acetate 在
SUMICHIRAL OA-2500 作用下,
以
甲醇 为溶剂,
生成 (R)-5-[(1-imino-2,3-dihydro-11H-isoindol-5-ylamino)-(8-methoxy-4H-benzo[1,3]-dioxin-6-yl)methyl]-2-pyrimidin-2-yl-2,4-dihydro-[1,2,4]triazol-3-one acetate 、 (S)-5-[(1-imino-2,3-dihydro-11H-isoindol-5-ylamino)-(8-methoxy-4H-benzo[1,3]-dioxin-6-yl)methyl]-2-pyrimidin-2-yl-2,4-dihydro-[1,2,4]triazol-3-one acetate