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non-nitrileoil soluble
  • non-nitrile azo initiator as an alternative to AIBN
  • freely soluble in various organic solvents, available for high solid coating.
  • With equivalent polymerization activity of AIBN. Efficiency of polymerization rises in alcohol solvents
  • 10 hour half-life decomposition temperature; 66℃


Chemical name

Dimethyl 2,2'-azobis(2-methylpropionate)


CAS NO. 2589-57-3

Molecular weight = 230.26

Physical characteristics

slightly yellow or light yellow
crystals or oily liquid
Melting point/freezing point 22~28℃
10hour half-life decomposition temperature 66℃(in toluene)
Activation energy 131.2 KJ/mol K
Frequency factor (ln A) 35.67

water : insoluble.
benzene, ethanol, N,N-dimethylformamide, dioxane, DMSO : freely soluble.
methanol, toluene, chloroform, hexane : soluble

SADT 35℃

*SADT: Self-accelerating decomposition temperature

Packaging & Storage conditions

  • 500g
  • 10kg
  • keep under 10℃

Related laws and regulations

TSCA Listed under 5e Consent Order

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