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2638-94-0

Name 4,4'-Azobis(4-cyanovaleric acid)
CAS 2638-94-0
EINECS(EC#) 220-135-0
Molecular Formula C12H16N4O4
MDL Number MFCD00002799
Molecular Weight 280.28
MOL File 2638-94-0.mol
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Chemical Properties

Appearance white to slightly yellow moist crystals, powder
Melting point  118-125 °C (dec.) (lit.)
Boiling point  423°C (rough estimate)
density  1.2464 (rough estimate)
refractive index  1.6081 (estimate)
storage temp.  2-8°C
pka 3.98±0.10(Predicted)
Water Solubility  Soluble in water.
Sensitive  Light Sensitive
BRN  1729856
InChIKey VFXXTYGQYWRHJP-FOCLMDBBSA-N
CAS DataBase Reference 2638-94-0(CAS DataBase Reference)
NIST Chemistry Reference 4,4'-Azo-bis(4-cyanopentanoic acid)(2638-94-0)
EPA Substance Registry System 2638-94-0(EPA Substance)

Safety Data

Hazard Codes  F
Risk Statements 
R11:Highly Flammable.
Safety Statements 
S15:Keep away from heat .
S16:Keep away from sources of ignition-No smoking .
S22:Do not breathe dust .
S24/25:Avoid contact with skin and eyes .
S36:Wear suitable protective clothing .
RIDADR  UN 1325 4.1/PG 2
WGK Germany  2
RTECS  YV6190500
F  4.4-8
TSCA  Yes
HazardClass  4.1
HS Code  29270000
Toxicity
LD50 ipr-mus: 666 mg/kg 85JCAE -,922,86

Raw materials And Preparation Products

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