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15721-02-5

Name 2,2',5,5'-Tetrachlorobenzidine
CAS 15721-02-5
EINECS(EC#) 239-815-3
Molecular Formula C12H8Cl4N2
MDL Number MFCD00043918
Molecular Weight 322.02
MOL File 15721-02-5.mol
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Chemical Properties

Melting point  135-140 °C(lit.)
Boiling point  477.67°C (rough estimate)
density  1.5309 (rough estimate)
refractive index  1.6000 (estimate)
storage temp.  -70°C
solubility  soluble in Methanol
form  powder to crystal
pka 1.58±0.13(Predicted)
color  Light yellow to Yellow to Orange
CAS DataBase Reference 15721-02-5(CAS DataBase Reference)
IARC 3 (Vol. 27, Sup 7) 1987
EPA Substance Registry System 15721-02-5(EPA Substance)

Safety Data

Hazard Codes  T
Risk Statements 
Safety Statements 
WGK Germany  3
RTECS  DD1751000
HS Code  2921.59.8090
Safety Profile
Suspected carcinogen with experimental carcinogenic and tumorigenic data. When heated to decomposition it emits very toxic fumes of NO, and Cl-.

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