反应详情

The compound obtained in Example 2-3 step (ii) (240 mg), triethylamine (0.12 ml) and methyl [3-(chlorosulfonyl)phenyl]acetate (204 mg) were dissolved in acetonitrile (5 ml), and the same manner to Example 2-13 step (iii) was conducted to give the titled compound as a white solid. Yield: 35 mg (9%); mp 218-219° C., MS APCI+ve 493 (M+H).