4-amino-N-methyl-N-[1-(tetrahydro-2H-pyran-4-ylmethyl)-2-(trifluoromethyl)-1H-benzimidazol-5-yl]benzenesulfonamide 、 2-Chloro-2-oxoethyl acetate chloride 在
4-二甲氨基吡啶 crude product 、 title compound 作用下,
以
乙腈 为溶剂,
以to give 90.0 mg (66%) of a white solid as the title compound的产率得到2-{[4-({methyl[1-(tetrahydro-2H-pyran-4-ylmethyl)-2-(trifluoromethyl)-1H-benzimidazol-5-yl]amino}sulfonyl)phenyl]amino}-2-oxoethyl acetate