(E)-1-Phenoxy-1-(trimethylsiloxy)propen 、 3-phenylpropionaldehyde 4-trifluoromethylbenzoylhydrazone 在
scandium tris(trifluoromethanesulfonate) 作用下,
以
various solvent(s) 为溶剂,
以95%的产率得到2-Methyl-5-phenyl-3-[N'-(4-trifluoromethyl-benzoyl)-hydrazino]-pentanoic acid phenyl ester