Allyl cyanide
Allyl cyanide (CAS: 109-75-1) is an organic compound with the linear formula CH2=CHCH2CN. This clear, colourless liquid possesses a molecular weight of 67.09 g/mol. Primarily known as a monomer, it finds utility in polymer science and materials development. Its reactive allyl group and nitrile functionality make it a versatile building block in organic synthesis for various industrial applications.
- IUPAC
- 3-Butenenitrile,Vinylacetonitrile
- Synonyms
- 3-ButenenitrileVinylacetonitrile

Monomer for Polymer Synthesis
Allyl cyanide serves as a monomer in the production of specialty polymers and copolymers. Its incorporation can introduce specific properties into polymer chains, relevant for materials science applications.
Organic Synthesis Intermediate
The compound is a valuable intermediate in organic synthesis. Its distinct functional groups, the allyl and nitrile moieties, allow for diverse chemical transformations to create more complex molecules.
Materials Science Research
Utilized in research and development within materials science, allyl cyanide can be employed in the study and creation of novel materials with tailored characteristics.
| Molecular weight | 67.09 |
|---|---|
| Linear formula | CH2=CHCH2CN |
| Assay | 98% |
| Boiling point | 116-121 °C(lit.) |
| Density | 0.834 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.405(lit.) |
| Autoignition temp | 851 °F |


Hazard statements
- H226Flammable liquid and vapour
- H301Toxic if swallowed
- H312Harmful in contact with skin
- H315Causes skin irritation
- H319Causes serious eye irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P305IF IN EYES
- P311Call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 24 °C / 75.2 °F |
| Transport (UN / ADR) | UN 1992 6.1(3) / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 10-21-23/25-36/38 |
| Safety statements (S) | 26-36/37/39-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Allyl cyanide used for?
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Allyl cyanide is primarily used as a monomer in polymer synthesis and as an intermediate in organic synthesis, finding applications in materials science and polymer science.
What are the CAS number and formula for Allyl cyanide?
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The CAS number for Allyl cyanide is 109-75-1, and its linear formula is CH2=CHCH2CN.
What grade and purity does Tech Serve Solutions supply for Allyl cyanide?
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Tech Serve Solutions supplies Allyl cyanide with a minimum purity of 98%. This product is not represented as USP, BP, EP, or any other pharmacopoeia grade.
How should Allyl cyanide be handled safely?
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Allyl cyanide is a dangerous substance. It is flammable and toxic if swallowed, inhaled, or in contact with skin, and causes skin and serious eye irritation. Always handle with appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator, in a well-ventilated area. Refer to the Safety Data Sheet for full handling instructions.
How is Allyl cyanide packed and shipped by TSS?
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Tech Serve Solutions exports Allyl cyanide according to international shipping regulations for hazardous materials. Specific packaging details are available upon request for your region.
How can I request a sample or quote for Allyl cyanide?
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To request a sample or obtain a quote for Allyl cyanide, please contact our sales team through the TSS website or by phone, providing your specific requirements.
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