(6-hydroxy-indol-1-yl)-acetic acid tert-butyl ester 、
3-[4-methyl-2-(4-trifluoromethyl-phenyl)-thiazol-5-yl]-propan-1-ol 、
三丁基膦 、
偶氮二甲酰胺 以to yield (6-{3-[4-methyl-2-(4-trifluoromethyl-phenyl)-thiazol-5-yl]-propoxy}-indol-1-yl)-acetic acid tert-butyl ester as colorless gum的产率得到(6-{3-[4-methyl-2-(4-trifluoromethyl-phenyl)-thiazol-5-yl]-propoxy}-indol-1-yl)-acetic acid tert-butyl ester