Chlorocyclopentane
Chlorocyclopentane (CAS: 930-28-9, Formula: C5H9Cl) is a halogenated hydrocarbon. This clear, colourless liquid serves as a valuable building block in organic synthesis. Its primary application lies in the chemical industry for the creation of more complex organic molecules, leveraging the reactivity of the chlorine atom in substitution reactions. It is typically supplied at a purity of 99% for research and development purposes.
- IUPAC
- Cyclopentyl chloride

Organic Synthesis Intermediate
Chlorocyclopentane is utilised as a key intermediate in the synthesis of various organic compounds. The chlorine atom can be readily displaced in nucleophilic substitution reactions, facilitating the introduction of the cyclopentyl group into diverse molecular structures.
Building Block for Fine Chemicals
As an organic building block, it is employed in the preparation of fine chemicals and specialised reagents. Its structure lends itself to further functionalisation, making it a versatile component in multi-step synthetic routes.
Research and Development
This compound finds application in laboratory settings for research and development purposes. It allows chemists to explore new synthetic pathways and develop novel materials or compounds.
| Molecular weight | 104.58 |
|---|---|
| Empirical formula | C5H9Cl |
| Assay | 99% |
| Boiling point | 114 °C(lit.) |
| Density | 1.005 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.4512(lit.) |

Hazard statements
- H225Highly flammable liquid and vapour
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 16 °C / 60.8 °F |
| Transport (UN / ADR) | UN 1993BF 3 / PGII |
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | F |
| Risk statements (R) | 11 |
| Safety statements (S) | 16 |
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 Chlorocyclopentane used for?
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Chlorocyclopentane is primarily used as an intermediate and building block in organic synthesis for the preparation of fine chemicals and in research and development.
What are the CAS number and formula for Chlorocyclopentane?
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The CAS number for Chlorocyclopentane is 930-28-9, and its chemical formula is C5H9Cl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Chlorocyclopentane with an assay of 99%. This product is supplied for technical and research use and is not represented as USP, BP, EP, or any other pharmacopoeia grade.
What are the primary safety hazards associated with Chlorocyclopentane?
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Chlorocyclopentane is a flammable liquid and vapour (H225), requiring careful handling to avoid ignition sources. It is classified with the GHS symbol GHS02 and signal word Danger. Appropriate personal protective equipment, including eyeshields and chemical-resistant gloves, should be used.
How is Chlorocyclopentane packed and shipped by TSS?
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Chlorocyclopentane is packed and shipped according to relevant regulations, including UN 1993 classification. TSS is experienced in exporting chemicals globally, ensuring compliance with all necessary shipping and customs requirements.
How can I request a quote or sample of Chlorocyclopentane?
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To request a quote or a sample of Chlorocyclopentane, please contact the TSS sales team through our website or by calling us directly.
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