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> Water soluble Azo initiators>
VA-057
- non-nitrile amphoteric
halogen free azo initiator
- soluble in water, in methanol
- potential for introducing carboxyl
group into terminal of
polymer
- 10 hour half-life decomposition temperature, 57°C
2,2'-Azobis[N-(2-carboxyethyl)-2-methylpropionamidine]hydrate
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CAS NO. 291314-39-1(anhydride)
Molecular weight =342.40
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| Appearance |
slight yellow powder |
| Melting point |
97°C |
| Activation energy |
1.23X105 J/mol |
| 10 hour half-life decomposition temperature |
57°C(in water) |
| Solubility |
freely soluble in water or methanol
insoluble in ethanol, acetone, toluene or acetonitrile |
| TSCA inventory |
not listed (see section 15) |
| EINECS No. |
not listed |
| Law concerning the Examination and Regulation
of Manufacture, etc. of Chemical Substances |
New Chemical Substances in the Chemical Substances Control
Law |
| Occupational Health and Safety Law |
unregistered |
| Mutation data |
- |
Oral toxicity data
(LD50) |
- |
| Irritation data |
primary skin irritation test negative |
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Water
soluble Azo initiators
Oil
soluble Azo initiators