2-[1-[2-[2-(Cyanomethyl)phenyl]-2-(oxan-4-yloxy)ethyl]-5-methyl-6-(1,3-oxazol-2-yl)-2,4-dioxothieno[2,3-d]pyrimidin-3-yl]-2-methylpropanoic acid 在
CHIRALPK IC-3 作用下,
以
正己烷 为溶剂,
以11.4 mg的产率得到(S)-2-(1-(2-(2-(cyanomethyl)phenyl)-2-((tetrahydro-2H-pyran-4-yl)oxy)ethyl)-5-methyl-6-(oxazol-2-yl)-2,4-dioxo-1,2-dihydrothieno[2,3-d]pyrimidin-3(4H)-yl)-2-methylpropanoic acid