5-(ethoxyamino-methyl)-3,4-difluoro-2-(2-fluoro-4-iodo-phenylamino)-N-(2-hydroxy-ethoxy)-benzamide 、
3-acetoxy-3H-benzo[d][1,2,3]triazin-4-one 在
5-[(acetyl-ethoxy-amino)-methyl]-3,4-difluoro-2-(2-fluoro-4-iodo-phenylamino)-N-(2-hydroxy-ethoxy)-benzamide 作用下,
以
溶剂黄146 为溶剂,
以to give 5-[(acetyl-ethoxy-amino)-methyl]-3,4-difluoro-2-(2-fluoro-4-iodo-phenylamino)-N-(2-hydroxy-ethoxy)-benzamide (19.3 mg, 71%)的产率得到5-[(acetyl-ethoxy-amino)-methyl]-3,4-difluoro-2-(2-fluoro-4-iodo-phenylamino)-N-(2-hydroxy-ethoxy)-benzamide