V-501
CAS : 2638-94-0
Plastics manufacturing
Photocurable
V-501 is a nitrile-based water-soluble azo polymerization initiator, having a carboxyl group at the end. By introducing carboxyl group at polymer, post-polymerization mddification can be achieved.
- Non-halogen water-soluble azo initiator
- soluble in hot water or methanol
- 10 Hour half-life decomposition temperature: 63℃ (DMF)
| Chemical name | 4,4'-Azobis(4-cyanovaleric acid) |
|---|---|
| CAS RN® | 2638-94-0 |
| Molecular weight | 280.28 |
| Molecular formula | C12H16N4O4 |
| Synonyms | ACVA, ABCVA 4,4'-Azobis(4-cyanopropionic acid); ABCPA |
Physical characteristics
| Color Appearance |
white powder |
|---|---|
| Melting point/freezing point | 120-123(dec.) °C |
| 10hour half-life decomposition temperature | 63℃（DFM） |
| Activation energy | 134.0 kJ/mol |
| Frequency factor (ln A) | 37.70 |
| Solubilities | water : practically insoluble. ethanol, ether, formamide : freely soluble methanol : soluble. toluene : insoluble. ※hot water, alkali：soluble. |
| SADT | 60℃ |
*SADT: Self-accelerating decomposition temperature
Packaging & Storage conditions
| Packaging | 10kg / 500g |
|---|---|
| Storage conditions | keep under 20℃ |
Related laws and regulations
| TSCA | Listed |
|---|---|
| EINECS | Listed |
| REACH | 01-2120757352-55-0002 |
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