5-(4-chloro-phenyl)-2,4-dimethyl-2H-pyrazole-3-carboxylic acid ethyl ester 、
Lithium aluminium hydride 以to give [5-(4-chloro-phenyl)-2,4-dimethyl-2H-pyrazol-3-yl]-methanol as colorless crystals的产率得到[5-(4-chloro-phenyl)-2,4-dimethyl-2H-pyrazol-3-yl]-methanol