Molekula
alpha,alpha-Azoisobutyronitrile
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Alpha,alpha-Azoisobutyronitrile is a chemical used as a polymerization initiator in the production of polymers and resins. Beyond initiating free-radical and vinyl polymerizations, it serves as a blowing agent for foamed plastics and elastomers and as a curing agent for unsaturated polyester resins. It is a stable, crystalline solid with a molecular formula of C8H12N4 and a molecular weight of 164.21 g/mol. It is classified as a hazardous substance with a signal word of Danger and must be stored at 2 to 8 °C. Molekula supplies alpha,alpha-Azoisobutyronitrile from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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25 g — £46.70 per pack ex VAT · £56.04 inc. VAT
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100 g — £140.30 per pack ex VAT · £168.36 inc. VAT
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | White powder |
| Assay/Purity | ≥ 98.0% |
| Water | ≤ 0.50% |
| Ash | ≤ 0.10% |
| Chloride (Cl-) | ≤ 300ppm |
| Iron (Fe) | ≤ 7ppm |
| Identification (IR) | Conforms to reference |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Transport Class | 4.1 |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | White powder |
| Melting Point | 105 °C (105 °C) |
| Vapour Pressure | 0.0067 mmHg |
Source: PubChem CID 6547 (HSDB, Haz-Map)
Identification
| Property | Value |
|---|---|
| SKU | 55532989 |
| CAS Number | 78-67-1 |
| IUPAC Name | 2-(2-cyanopropan-2-yldiazenyl)-2-methylpropanenitrile |
| EC Number | 201-132-3 |
| Molecular Formula | C8H12N4 |
| Molecular Weight | 164.21 |
| Exact Mass | 164.1062 |
| SMILES | CC(C)(C#N)N=NC(C)(C)C#N |
| InChIKey | OZAIFHULBGXAKX-UHFFFAOYSA-N |
| InChI | InChI=1S/C8H12N4/c1-7(2,5-9)11-12-8(3,4)6-10/h1-4H3 |
| PubChem CID | 6547 |
| UN Number | UN3234 |
| REACH Code | Y110 |
| HTS Code | 29270050 |
| Tariff Code | 2927000090 |
Safety & GHS
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Flammable
GHS02
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Health Hazard
GHS07
Hazard statements
- EUH044 Risk of explosion if heated under confinement
- H242 Heating may cause a fire
- H302 Harmful if swallowed
- H332 Harmful if inhaled
- H412 Harmful to aquatic life with long lasting effects
- USH01 May form combustible dust concentrations in air
Precautionary statements
- P210 Keep away from heat/sparks/open flames/hot surfaces - No smoking
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
- P304+340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
- P403+235 Store in a well ventilated place. Keep cool
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- 2,2'-Azobis(2-methylpropionitrile)
- Aceto AZIB
- Azdh
- Azobisisobutyronitrile
- AZODIISOBUTYRONITRILE
- Chkhz 57
- Pianofor an
- Porofor 57
- Porofor N
- VAZO 64
Frequently asked questions
What is alpha,alpha-Azoisobutyronitrile used for?
It is primarily used as a free radical initiator in polymerization reactions, especially in the production of polymers and resins.
What is the chemical formula and molecular weight of alpha,alpha-Azoisobutyronitrile?
The formula is C8H12N4 with a molecular weight of 164.21 g/mol.
How should alpha,alpha-Azoisobutyronitrile be stored?
It should be stored at temperatures between 2 to 8 °C and kept away from heat and light.
What grade is available for alpha,alpha-Azoisobutyronitrile?
It is available in technical grade; specific higher grades may be available upon request.
Can Molekula supply alpha,alpha-Azoisobutyronitrile in bulk?
Yes, Molekula can supply alpha,alpha-Azoisobutyronitrile in bulk quantities—please contact sales for details.
What documentation comes with an order of alpha,alpha-Azoisobutyronitrile?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.