(1,1'-Biphenyl)-3,4-diamine → HCID 178484789, compound

Participants

Reaction Steps

Trans-4-(N-methyl-tert-butylsulfonylamino)cyclohexanecarboxylic acid and 4-phenyl-1,2-phenylenediamine were allowed to undergo ring closure condensation under the same conditions as described in Example 1-3), followed by separatory purification on a collective thin-layer chromatograph (chloroform:methanol=10:1) to give the title compound.

Provenance & Evidence