3,6-dichloro-pyridazine-4-carboxylic acid {2-[3-(3-fluoro-benzyl)-ureido]-thiazol-4-ylmethyl}-methyl-amide 、
甲醇 、
sodium hydroxide 在
二氯甲烷 、 silica 、
3,6-dichloro-pyridazine-4-carboxylic acid {2-[3-(3-fluoro-benzyl)-ureido]-thiazol-4-ylmethyl}-methyl-amide 作用下,
以
1,4-二氧六环 为溶剂,
反应 16.0h,
以the desired product (230 mg) was obtained as a 5:1 mixture with starting material-3,6-dichloro-pyridazine-4-carboxylic acid {2-[3-(3-fluoro-benzyl)-ureido]-thiazol-4-ylmethyl}-methyl-amide的产率得到6-chloro-N-((2-(3-(3-fluorobenzyl)ureido)thiazol-4-yl)methyl)-3-methoxy-N-methylpyridazine-4-carboxamide