、
3,4-difluoro-2-[2-fluoro-4-(3-hydroxy-1-propynyl)anilino]-N-(2-hydroxyethoxy)benzamide 在
钯 silica gel 作用下,
以
乙醇 为溶剂,
以3,4-Difluoro-2-[2-fluoro-4-(3-hydroxypropyl)anilino]-N-(2-hydroxyethoxy)benzamide was isolated as a crystalline cream solid (52 mg, 73%)的产率得到3,4-difluoro-2-[2-fluoro-4-(3-hydroxypropyl)anilino]-N-(2-hydroxyethoxy)benzamide