| abstract |
(E) -t-butyl 2- (6- (2- (4- (4-fluorophenyl) -6-isopropyl-2- (N Methyl) methylsulfonamido) pyrimidin-5-yl) vinyl) -2,2-dimethyl-1,3-dioxan-4-yl) acetate. According to the production process of the present invention, t-butyl 2 - ((4R, 6S) -6-formyl-2,2-dimethyl-1,3-dioxan-4-yl) acetate (E) -t-butyl 2- (6- (2- (4- (4-fluorophenyl) -6-isopropyl-2- (N-methylsulfonylamino) Pyrimidin-5-yl) vinyl) -2,2-dimethyl-1,3-dioxan-4-yl) acetate can be easily mass produced in a solid of high purity and constant purity. |