反应详情

1-[6-(4-Bromo-2-chloro-phenylamino)-7-fluoro-3H-benzoimidazol-5-yl]-2-methoxy-ethanone 10p is prepared from 6-(4-bromo-2-chloro-phenylamino)-7-fluoro-3H-benzoimidazole-5-carbaldehyde 10f and lithiomethyl methyl ether by the procedures described in Example 44. MS APCI (+) m/z 412, 414 (M+, Br pattern) detected.