Molekula
alpha,alpha-Azoisobutyronitrile
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · 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
In stock — same-day dispatch
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.
-
25 g — £46.70 per pack ex VAT · £56.04 inc. VAT
-
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
-
Flammable
GHS02
-
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.
Quality certificates
Molekula Group is certified to ISO 9001:2015 (quality) and ISO 14001:2015 (environmental management), audited by a UKAS-accredited body. Both certificates are valid to 17 May 2028.
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.