INTERMEDIATE COMPOUND FOR SYNTHESIZING PHARMACEUTICAL AGENT AND PRODUCTION METHOD THEREOF

摘要

The present invention relates to a production method of an optically active morpholine compound represented by the formula 10, which includes the following steps: wherein each symbol is as defined in the specification. The present invention also relates to a production method of an compound represented by the formula 55, which includes the following steps: wherein each symbol is as defined in the specification. According to the production method of the present invention, an optically active 2-aryl-substituted morpholine compound and 3-oxo-3-(pyrimidin-4-yl)propionate, which are important as starting materials for synthesizing 2-(2-arylmorpholin-4-yl)-1-methyl-1H-[4,4']bipyrimidinyl-6-one having a tau protein kinase 1 inhibitory activity and useful as a therapeutic drug for Alzheimer's disease and the like, can be produced in a high yield by an industrially advantageous method.