N,N'-Diphenylbenzidine

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CAS NO.: 531-91-9 Catalog: AC0076
Formula: C24H20N2 Purity: 98.00% +
Molecular Weight: 336.4 Pubchem CID: 68280
InChI Key: FDRNXKXKFNHNCA-UHFFFAOYSA-N
Canonical SMILES: C1=CC=C(C=C1)NC2=CC=C(C=C2)C3=CC=C(C=C3)NC4=CC=CC=C4
Storage: Store in a cool, dry and well-ventilated area away from incompatible substances.
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    Properties Information

    Melting point:
    246-248 °C(lit.)
    Boiling point:
    462.9°C (rough estimate)
    Density 
    1.1750 (rough estimate)
    vapor density 
    11.6 (vs air)
    refractive index 
    1.7620 (estimate)
    Flash point:
    >110°C
    storage temp. 
    Store below +30°C.
    pka
    1.31±0.40(Predicted)
    form 
    Fine Crystalline Powder
    color 
    Gray to brownish
    Water Solubility 
    Insoluble in water.
    Sensitive 
    Light Sensitive
    Merck 
    14,3319
    BRN 
    2220993
    InChIKey
    FDRNXKXKFNHNCA-UHFFFAOYSA-N

    Safety Information

    Symbol(GHS) 

    GHS07,GHS08
    Signal word 
    Warning
    Hazard statements 
    H302+H312+H332-H351
    Precautionary statements 
    P201-P202-P261-P264-P270-P271-P280-P301+P312+P330-P302+P352+P312+P362+P364-P304+P340+P312-P308+P313-P405-P501
    Hazard Codes 
    Xi
    Safety Statements 
    22-24/25
    RIDADR 
    2811
    WGK Germany 
    3
    F 
    8
    TSCA 
    Yes
    Hazard Class 
    6.1(b)
    Packing Group 
    III
    HS Code 
    29215900