劳森试剂 、
(E)-3-[[2-[(2,6-dichloro-3-methylphenyl)amino]-phenyl]methylene]-4,5-dihydro-2(3H)-furanone 在
ethyl acetate n-hexane 作用下,
以
甲苯 为溶剂,
反应 1.5h,
以to provide 188 mg (47%) of (E)-3-[[2-[(2,6-dichloro-3-methylphenyl)amino]-phenyl]methylene]-4,5-dihydro-2(3H)-furanthione的产率得到(E)-3-[[2-[(2,6-dichloro-3-methylphenyl)amino]-phenyl]methylene]-4,5-dihydro-2(3H)-furanthione