V-65B, Azo Initiator
- Wako 1st Grade
- Specification Assay :
- 95.0+% (After Drying)(Titration)
- Manufacturer :
- FUJIFILM Wako Pure Chemical Corporation
- Storage Condition :
- FREEZE -20 C
- CAS RN® :
- 4419-11-8
- Molecular Formula :
- C14H24N4
- Molecular Weight :
- 248.37
- GHS :
-
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- Structural Formula
- Label
- Packing
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25 G
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50 G
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Document
Applications
Plastics manufacturing
Photocurable
When compared with AIBN, the 10-hour half-life temperature of this oil-soluble azo polymerization initiator is 10 ℃ or lower than AIBN.
This product can be used for a wide range of applications, from versatile polymers to cosmetics-related use.
- Oil-soluble azo initiator having a low decomposition temperature
- Soluble in various organic solvents
- Employed in various polymerizations for general purposes
- 10 Hour half-life decomposition temperature; 51℃
Comparison of V-65 and V-65B
Kinetic parameters & half-life
| Frequent factor LnA | ∆Ea | Half-life (min) | |||
| 30°C | 50°C | 70°C | |||
| V-65 | 34.18 | 28.97 (kcal/mol) | 13,408 | 680 | 49 |
| V-65B | 34.41 | 29.11 (kcal/mol) | 13,434 | 672 | 48 |
Changes of half-life near 50°C
| Temperature (°C) | 49.7 | 49.8 | 49.9 | 50.0 | 50.1 | 50.2 |
| V-65 | 710 | 700 | 690 | 680 | 671 | 662 |
| V-65B | 701 | 691 | 681 | 672 | 662 | 653 |
Solubilities
(w/w at 20℃)
| Solvent | V-65B | V-65 |
| Acetone | 69.7 | 50.0 |
| Benzene | 63.2 | 66.0 |
| Cyclohexane | 17.6 | - |
| Dichloroethane | 56.9 | - |
| Dioxane | 58.7 | 56.0 |
| DMF | 60.8 | 50.0 |
| DMSO | 26.0 | - |
| Ethanol | 24.0 | - |
| Ethylether | 58.3 | - |
| Isopropanol | 20.3 | - |
| Methanol | 44.5 | 14.3 |
| n-Hexane | 10.0 | 4.0 |
| THF | 66.0 | - |
| Toluene | 150.0 | 72.0 |
Overview / Applications
| Outline | When compared with AIBN, the 10-hour half-life temperature of this oil-soluble azo polymerization initiator is 10 ºC or lower than AIBN. This product can be used for a wide range of applications, from versatile polymers to cosmetics-related use. |
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Property
| Appearance | white, crystalline powder |
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| Specificity | 10-hour half life temperature: 51 ºC (Toluene) |
| Solubility | water: insoluble. benzene,acetone, ether, N,N-Dimethylformamide, toluene, methanol: soluble. |
| Melting Point | 45-70 °C |
Manufacturer Information
Alias
- 2,2'-Azobis(2,4-dimethylvaleronitrile)
For research use or further manufacturing use only. Not for use in diagnostic procedures.
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