Cyclopropylacetonitrile
Cyclopropylacetonitrile (CAS: 6542-60-5), with the molecular formula C3H5CH2CN and a molecular weight of 81.12 g/mol, is a valuable organic building block. This liquid nitrile compound is primarily employed in chemical synthesis for the introduction of the cyclopropylmethyl group. Its utility spans various organic chemistry applications where precise molecular construction is required.

Organic Synthesis Intermediate
Cyclopropylacetonitrile serves as a key intermediate in the synthesis of more complex organic molecules. Its reactive nitrile group and cyclopropyl moiety allow for diverse chemical transformations, making it a versatile tool for chemists.
Building Block for Pharmaceuticals
This compound can be utilised in the development pathways for pharmaceutical agents. The cyclopropyl ring system is a common structural motif found in numerous biologically active compounds.
Reagent in Fine Chemical Manufacturing
As a C1 to C5 organic building block, cyclopropylacetonitrile is employed in the fine chemical industry for the production of specialised reagents and niche chemical products.
| Molecular weight | 81.12 |
|---|---|
| Linear formula | C3H5CH2CN |
| Assay | 97% |
| Boiling point | 142-144 °C(lit.) |
| Density | 0.878 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.4235(lit.) |

Hazard statements
- H226Flammable liquid and vapour
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 43 °C / 109.4 °F |
| Transport (UN / ADR) | UN 1993C 3 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Risk statements (R) | 10 |
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 Cyclopropylacetonitrile used for?
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Cyclopropylacetonitrile is used as an organic building block and intermediate in chemical synthesis, particularly for introducing the cyclopropylmethyl group into more complex molecules. It finds application in the development of pharmaceuticals and other fine chemicals.
What are the CAS number and molecular formula for Cyclopropylacetonitrile?
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The CAS number for Cyclopropylacetonitrile is 6542-60-5, and its molecular formula is C3H5CH2CN.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Cyclopropylacetonitrile with an assay of 97%. We do not represent this product as USP, BP, EP, or other pharmacopoeia grades unless explicitly stated in the product specifications.
What are the primary safety hazards associated with Cyclopropylacetonitrile?
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Cyclopropylacetonitrile is classified with GHS02 symbol and a Warning signal word. It is flammable (H226) and has a flash point of 43 °C (109.4 °F). Appropriate personal protective equipment, including eyeshields and chemical-resistant gloves, must be used during handling. Consult the safety data sheet for full details.
How is Cyclopropylacetonitrile shipped and exported?
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Cyclopropylacetonitrile is shipped and exported according to relevant regulations, identified under UN 1993 for combustible liquids. Tech Serve Solutions adheres to all international shipping and export standards for chemical products.
How can I request a sample or quote for Cyclopropylacetonitrile?
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To request a sample or a quotation for Cyclopropylacetonitrile, please contact our sales team through the website or by phone. Provide your specific requirements, and we will promptly assist you.
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