N,N'-Diphenylbenzidine 97%

Supplier: Thermo Scientific Chemicals

Synonyms: N4,N4'-Diphenyl-[1,1'-biphenyl]-4,4'-diamine4,4'-Bis(phenylamino)biphenyl

11721-0500 11721-0100 11721-0050
TS11721-0500EA 331 USD
TS11721-0500 TS11721-0100 TS11721-0050
N,N'-Diphenylbenzidine 97%
N,N'-Diphenylbenzidine
Formula: C₂₄H₂₀N₂
MW: 336.44 g/mol
Melting Pt: 246…250 °C
Storage Temperature: Ambient
MDL Number: MFCD00003016
CAS Number: 531-91-9
EINECS: 208-521-7

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Specification Test Results

Appearance Grey to brown Crystalline powder
Infrared spectrum Conforms
Melting point 246 to 250 °C
HPLC ≥96.0 %
Calcium (Ca) ≤50 ppm
Copper (Cu) ≤50 ppm
Magnesium (Mg) ≤20 ppm
Manganese (Mn) ≤500 ppm
Potassium (K) ≤20 ppm
Sodium (Na) ≤200 ppm
Zinc (Zn) ≤50 ppm
Ferric iron (Fe 3+) ≤1000 ppm (May increase due to inherent oxidation on storage)
Insoluble matter ≤0.01 %

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