ethyl-2-[1-[2,6-dichloro-4-(4,5-dihydro-3,5-dioxo-1,2,4-triazin-2(3H)-yl]phenyl]-1-methylethyl]-4-phenyl-5-thiazoleacetate 、
sodium hydroxide 、
盐酸 、
乙酸乙酯 在
Brine 、
乙腈 、 2-[1-[2,6-dichloro4-(4,5-dihydro-3,5-dioxo-1,2,4-triazin-2(3H)-yl)phenyl]1-α-methylethyl]-4-phenyl-5-thiazoleacetic acid 作用下,
以
甲醇 、
四氢呋喃 为溶剂,
反应 16.0h,
以yielding 0.8 g (79%) of 2-[1-[2,6-dichloro-4-(4,5-dihydro-3,5-dioxo-1,2,4-triazin-2(3H)yl)phenyl]-1-methylethyl]-4-phenyl-5-thiazoleacetic acid (intermediate 10)的产率得到2-[1-[2,6-dichloro4-(4,5-dihydro-3,5-dioxo-1,2,4-triazin-2(3H)-yl)phenyl]1-α-methylethyl]-4-phenyl-5-thiazoleacetic acid