methyl 3,4-bis-(4-nitro-benzenesulfonylamino)benzoate 、
4'-amino-4-fluoro-3'-nitrobiphenyl-3-carbonitrile 在
钯 3',4'-diamino-4-fluorobiphenyl-3-carbonitrile 作用下,
以to give 3′,4′-diamino-4-fluorobiphenyl-3-carbonitrile (51) as a pale brown solid (0.88 g, 96.8%)的产率得到3',4'-diamino-4-fluorobiphenyl-3-carbonitrile