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V-501

V-501

921-41283

Packaging Size: 10 kg

4,4'-Azobis(4-cyanovaleric acid)

CAS No.: 2638-94-0

V-501 is a non-halogen water-soluble azo initiator having a high decomposition temperature. It... more

Product information

V-501 is a non-halogen water-soluble azo initiator having a high decomposition temperature. It is soluble in hot water or methanol and has a 10 hour half-life decomposition temperature of 69° C.

Chemical Name

4,4'-Azobis(4-cyanovaleric acid)

CAS No.: 2638-94-0

Molecular weight: 280.3 g/mol

Physical characteristics

Appereance White powder
Melting/freezing point 69° C in water
10 hour half-time decomposition temperature 88° C in Toluol
Activation energy 132.8 KJ/mol K
Frequency factor (ln A) 36.66
Solubility

Freely soluble in ethanol, ether and formamide
Soluble in methanol, hot water and alkali
Insoluble in water and toluene

Self-accelerating decomposition temperature (SADT) 60° C

Main Applications

  • Adhesives and microgel
  • PMMA, casted plate and resists

Regulations

  • EINECS No.: 220-135-0
  • REACH: 01-2120757352-55-0002

Storage

Store under 20°C. Store container in a well ventilated position. Store only in the original container. Do not seal container gastight.

Safety Information

Icon: Entzündbar
Flammable

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