1,1-dimethylethyl {[1-({3,4-difluoro-2-[(2-fluoro-4-iodophenyl)amino]phenyl}carbonyl)-3-hydroxyazetidine-3-yl]methyl}carbamate 、
碘甲烷 在
silver(I) oxide silica gel 作用下,
以
乙醚 为溶剂,
反应 4.0h,
以to give 1,1-dimethylethyl {[1-({3,4-difluoro-2-[(2-fluoro-4-iodophenyl)amino]phenyl}carbonyl)-3-(methyloxy)azetidine-3-yl]methyl}carbamate (2 mg)的产率得到1,1-dimethylethyl {[1-({3,4-difluoro-2-[(2-fluoro-4-iodophenyl)amino]phenyl}carbonyl)-3-(methyloxy)azetidine-3-yl]methyl}carbamate