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Packaging Size: 2 x 5 kg


CAS No.: 2589-57-3

V-601 is a non-nitrile azo initiator having a high decomposition temperature. It is freely... more

Product information

V-601 is a non-nitrile azo initiator having a high decomposition temperature. It is freely soluble in various organic solvents and has a 10 hour half-life decomposition temperature of 66° C.

It can be used as an alternative to V-60 (AIBN) as it has an equivalent polymerization activity which rises in alcohol solvents.

Chemical Name


CAS No.: 2589-57-3

Molecular weight: 230.3 g/mol

Physical characteristics

Appearance Slightly yellow or light yellow crystals or oily liquid
Melting/freezing point 22-28° C
10 hour half-time decomposition temperature 66° C in toluene
Activation energy 131.2 KJ/mol K
Frequency factor (ln A) 35.67

Freely soluble in benzene, ethanol, DMF, dioxane and DMSO
Soluble in methanol, toluene, chloroform, hexane and acid
Insoluble in water

Self-accelerating decomposition temperature (SADT) 35° C

Main Applications

  • Acrylic resins for paints and coatings
  • Coating polymers for packaging
  • PMMA and pressure-sensitive adhesives


  • EINECS No.: 219-976-6
  • REACH: 01-2120807902-57-0000


Store under 10°C in a well-ventilated position. Protect from heat and direct sunlight. Do not seal container gastight. Store only in the original container.

Safety Information

Icon: Entzündbar
Icon: Gesundheitsgefahr
Health Hazard
Icon: Ernste Gesundheitsgefahr
Serious Health Hazard
Icon: Umweltgefährdend
Hazardous to the Environment

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