3-糠醛 、
ethyl 3-[[(trans-4-methylcyclohexyl)carbonyl](1-methylethyl)amino]-1-{4-triphenylphosphoniummethyl-phenyl}-1H-pyrazole-4-carboxylate 在
potassium tert-butylate 作用下,
以
四氢呋喃 为溶剂,
反应 2.5h,
生成 ethyl 3-[[(trans-4-methylcyclohexyl)carbonyl](1-methylethyl)amino]-1-{4-[(Z)-2-(3-furanyl)-ethenyl]phenyl}-1H-pyrazole-4-carboxylate 、 ethyl 3-[[(trans-4-methylcyclohexyl)carbonyl](1-methylethyl)amino]-1-{4-[(E)-2-(3-furanyl)-ethenyl]phenyl}-1H-pyrazole-4-carboxylate