3-[2-(4-hydroxy-3-fluoro-phenyl)-4,5,6,7-tetrahydro-oxazolo[4,5-c]pyridine-5-yl]-2-methyl-propionic acid t-butyl ester 在
Chiralcel OD-H 作用下,
以
正庚烷 、
异丙醇 为溶剂,
生成 (-)-3-[2-(4-hydroxy-3-fluoro-phenyl)-4,5,6,7-tetrahydro-oxazolo[4,5-c]pyridine-5-yl]-2-methyl-propionic acid t-butyl ester 、 (-)-3-[2-(4-hydroxy-3-fluoro-phenyl)-4,5,6,7-tetrahydro-oxazolo[4,5-c]pyridine-5-yl]-2-methyl-propionic acid t-butyl ester