[6S/R,9R/S,11R/S]-2',3',4',5,5',6,7,8,9,10-decahydro-2-(thiazol-2-yl)-5'-(2,2,2-trifluoroethyl)-spiro[6,9-methanobenzocyclooctene-11,3'-(1,2,5)thiadiazole]-1',1'-dioxide 在
溴 、
溶剂黄146 作用下,
以33%的产率得到[6S,9R,11R]-2',3',4',5,5',6,7,8,9,10-decahydro-2-(5-bromothiazol-2-yl)-5'-(2,2,2-trifluoroethyl)-spiro[6,9-methanobenzocyclooctene-11,3'-(1,2,5)thiadiazole]-1',1'-dioxide