PROCESS FOR THE PRODUCTION OF TERT-BUTYL (E)-(6-[2- [4-(4-FLUOROPHENYL) -6-ISOPROPYL-2-[ METHYL (METHYLSULFONYL) AMINO] PYRIMIDIN-5-YL] VINYL](4R, 6S)-2,2-DIMETHYL [1,3]DIOXAN-4-YL) ACETATE
The invention concerns a process for the manufacture of <u>tert</u>-butyl (E)-(6-[2- 4-(4-fluorophenyl) -6-isopropyl-2-[ methyl (met hylsulfonyl) amino] pyrimidin-5-yl] vinyl}-(4R, 6S)-2,2-dimethyl [1,3-dioxan-4-yl) acetate, the novel starting material used in said process and the use of the process in the manufacture of a pharmaceutical.