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V-40 Azo Initiator

V-40 Azo Initiator


  • solvent-soluble azo initiator having high temperature decomposition
  • soluble in various solvents
  • 10 hour half-life decomposition temperature, 88°C

Chemical Name


CAS NO. 2094-98-6
Molecular weight = 244.34


Appearance white crystals
Melting point 113-115°C
Activation energy 1.49X105J/mol
10 hour half-life decomposition temperature 88°C(in toluene)
Solubility freely soluble in toluene, benzene, MEK or acetone
almost insoluble in water

Packaging ans Storage Condition

  • 10kgX2
  • Keep under 20°C

Related Regulations and Safety Data

TSCA inventory listed
EINECS No. 218-254-8
Law concerning the Examination and Regulation of Manufacture, etc. of Chemical Substances existing chemical substances 3-2468
Occupational Health and Safety Law official announcement chemical substance
Oral toxicity data
rat 11800mg/kg more over