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Characteristics

non-nitrilelow-temperature typewater soluble
  • non-nitrile water-soluble azo initiator having low decomposition temperature
  • soluble in water or methanol
  • 10 hour half-life decomposition temperature; 44℃(in water)

Application

Chemical name

2,2'-Azobis[2-(2-imidazolin-2-yl)propane]dihydrochloride

image

CAS NO. 27776-21-2

Molecular weight = 323.27

Physical characteristics

Color
Appearance
pale yellow
crystals or crystalline powder
Melting point/freezing point 188-193(dec.) °C
10hour half-life decomposition temperature 44℃(in water)
Activation energy 108.2K J/mol K
Frequency factor (ln A)

30.19

Solubilities water : freely soluble.
methanol : sparingly soluble.
ethanol : very slightly soluble.
acetone, toluene : insoluble.
SADT 140℃

*SADT: Self-accelerating decomposition temperature

Packaging & Storage conditions

  • 500g
  • 20kg
  • keep under 40℃

Related laws and regulations

TSCA Listed
EINECS Listed

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