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51787-75-8

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Basic Information
CAS No.: 51787-75-8
Name: 4,4'-DINITRO-2-BIPHENYLAMINE
Article Data: 7
Molecular Structure:
Molecular Structure of 51787-75-8 (4,4'-DINITRO-2-BIPHENYLAMINE)
Formula: C12H9 N3 O4
Molecular Weight: 259.221
Synonyms: 2-Biphenylamine,4,4'-dinitro- (4CI); 2-(4-Nitrophenyl)-5-nitroaniline;2-Amino-4,4'-dinitro-1,1'-biphenyl; 2-Amino-4,4'-dinitrobiphenyl;4,4'-Dinitro-2-aminobiphenyl; 4,4'-Dinitro-2-biphenylamine; NSC 408700
Density: 1.434g/cm3
Melting Point: 208-210 °C(lit.)
Boiling Point: 472°Cat760mmHg
Flash Point: 239.3°C
Hazard Symbols: Xi
Risk Codes: 36/37/38
Safety: Mutation data reported. When heated to decomposition it emits toxic vapors of NOx.
PSA: 117.66000
LogP: 4.37980
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Chemistry

Molecular Structure of 4,4′-Dinitro-2-biphenylamine (CAS NO. 51787-75-8):

IUPAC Name:  5-nitro-2-(4-nitrophenyl)aniline
Empirical Formula:  C12H9N3O4 
Molecular Weight:  259.2176 
Surface Tension:  67.2 dyne/cm 
Density:  1.434 g/cm3 
Flash Point:  239.3 °C 
Enthalpy of Vaporization:  73.48 kJ/mol 
Boiling Point:  472 °C at 760 mmHg 
Vapour Pressure:  4.44E-09 mmHg at 25°C 
Index of Refraction:  1.678 
Melting point:  208-210 °C(lit.) 
DescriptionL:  Packaging 25 g in glass btl
Product Categories of 4,4′-Dinitro-2-biphenylamine (CAS NO. 51787-75-8):  Amines;Aromatics; D;Stains and Dyes; Stains&Dyes

Toxicity Data With Reference

1.    

mic-sat 10 µLg/plate

     FCTOD7    Food and Chemical Toxicology. 38 (2000),1.
2.    

mic-sat 3 µLg/plate

     TOSCF2    Toxicological Sciences 56 (2000),351.
3.    

mic-sat 3 µLg/plate

     TOSCF2    Toxicological Sciences 56 (2000),351.

Safety Profile

Mutation data reported. When heated to decomposition it emits toxic vapors of NOx.
Hazard Codes IrritantXi
Risk Statements 36/37/38 
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements 26-36 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36:Wear suitable protective clothing.

Specification

 4,4′-Dinitro-2-biphenylamine ,its CAS number is 51787-75-8,it can be called 4,4'-Dinitro-(1,1'-biphenyl)-2-amine ; (1,1'-Biphenyl)-2-amine, 4,4'-dinitro- . 4,4′-Dinitro-2-biphenylamine (CAS NO 51787-75-8) is a red crystal.