diethyl {{5-[3,6-dihydro-3-methyl-2,6-dioxo-4-(trifluoromethyl)-1(2H)-pyrimidinyl]-1,2-benzisothiazol-3-yl}methyl}phosphonate 、
三甲基溴硅烷 以
二氯甲烷 、
甲醇 为溶剂,
反应 19.5h,
以to give the title product as a beige solid (0.650 g, mp >230° C.)的产率得到{{5-[3,6-Dihydro-3-methyl-2,6-dioxo-4-(trifluoromethyl)-1(2H)-pyrimidinyl]-1,2-benzisothiazol-3-yl}methyl}phosphonic acid