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LC1805 N,N’-Diphenylbenzidine
for synthesis


Order number Packaging Quantity Price €
AC28805 Glass bottle 10 g 36.23


Product information
Synonyms N,N’-Diphenyl-4,4′-diaminobiphenyl, N,N’-Diphenyl-[1,1′-biphenyl]-4,4′-diamine
Hill Formula C24H20N2
Chemical formula 4-(C6H5NH)C6H4C6H4-4-(NHC6H5)
HS Code 2921 59 90
EC number 208-521-7
Molar mass 336.43 g/mol
CAS number 531-91-9


Chemical and physical data
Solubility (20 °C) insoluble
Melting point 245 – 250 °C
Molar mass 336.43 g/mol


Safety information
S Phrase S 22-24/25
Do not breathe dust.Avoid contact with skin and eyes.
Storage class 10 – 13 Other liquids and solids
WGK WGK 3 highly water endangering
Disposal 3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.


Assay (HPLC, area%) ≥ 96 %
Melting range
– lower value
≥ 245 °C
– upper value ≤ 250 °C
Identity (IR) passes test