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496-72-0

Name 3,4-Diaminotoluene
CAS 496-72-0
EINECS(EC#) 207-826-2
Molecular Formula C7H10N2
MDL Number MFCD00007728
Molecular Weight 122.17
MOL File 496-72-0.mol
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Chemical Properties

Appearance Off-white small blocks
Melting point  87-89 °C (lit.)
Boiling point  155-156 °C/18 mmHg (lit.)
density  1.2207 (rough estimate)
refractive index  1.5103 (estimate)
Fp  155-156°C/18mm
storage temp.  Keep in dark place,Inert atmosphere,Room temperature
solubility  Chloroform (Sparingly), Methanol (Slightly)
form  Crystalline Chunks or Flakes
pka 4.59±0.10(Predicted)
color  Brown to grayish-brown
Stability: Stable. Incompatible with strong oxidizing agents.
Water Solubility  16 g/L (20 ºC)
BRN  507965
CAS DataBase Reference 496-72-0(CAS DataBase Reference)
NIST Chemistry Reference 1,2-Benzenediamine, 4-methyl-(496-72-0)
EPA Substance Registry System 496-72-0(EPA Substance)

Safety Data

Hazard Codes  Xn
Risk Statements 
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed .
R36/37/38:Irritating to eyes, respiratory system and skin .
R52/53:Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment .
R40:Limited evidence of a carcinogenic effect.
R36:Irritating to the eyes.
R22:Harmful if swallowed.
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S37/39:Wear suitable gloves and eye/face protection .
S61:Avoid release to the environment. Refer to special instructions safety data sheet .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
RIDADR  UN 2811
WGK Germany  2
RTECS  XS9820000
TSCA  Yes
HazardClass  6.1(b)
PackingGroup  III
HS Code  29215119
Hazardous Substances Data 496-72-0(Hazardous Substances Data)

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