154825-93-1

Yellow-Greenish Oil

4-(4-Hydroxy-1-butynl)-α,α-dimethylbenzeneacetic Acid Methyl Ester is an intermediate in the synthesis of 4-(4-Chloro-1-oxobutyl)-α,α-dimethylbenzeneacetic Acid Methyl Ester (C374930), a fexofenadine (F322490) intermediate.