2-{5-[4-(4-cyano-2-trifluoromethyl-phenyl)-(2R-)2-methyl-piperazine-1-sulfonyl]-thiophen-2-yl}-N-dimethylaminomethylene-3,3,3-trifluoro-2-hydroxy-propionamide 在
盐酸羟胺 、
溶剂黄146 、 sodium hydroxide 作用下,
以
水 为溶剂,
反应 0.17h,
以0.26%的产率得到4-[(3R)-3-methyl-4-({5-[2,2,2-trifluoro-1-hydroxy-1-(1,2,4-oxadiazol-5-yl)ethyl]-2-thienyl}sulfonyl)piperazin-1-yl]-3-(trifluoromethyl)benzonitrile