6-(benzyloxy)-4-(benzyloxymethyl)-2-(2,2-difluoro-2-phenylethyl)-1,2,4-triazine-3,5(2H,4H)-dione 在
钯 N-hydroxylmethyl 作用下,
以
甲醇 、
乙酸乙酯 、
溶剂黄146 为溶剂,
反应 16.0h,
以to give a mixture compound 10a and its N-hydroxylmethyl analog as beige solid的产率得到2-(2,2-difluoro-2-phenylethyl)-6-hydroxy-1,2,4-triazine-3,5(2H,4H)-dione