Cyclohexene
Cyclohexene (CAS: 110-83-8, Formula: C6H10, MW: 82.14) is a cyclic alkene. This colourless liquid is a valuable organic building block and chemical intermediate. It finds extensive use in chemical synthesis, particularly in reactions involving its double bond. Cyclohexene is a flammable liquid with significant health hazards, requiring careful handling and appropriate personal protective equipment. It is supplied by Tech Serve Solutions for research and industrial applications.
- IUPAC
- Tetrahydrobenzene
- Synonyms
- Tetrahydrobenzene

Chemical Synthesis Intermediate
Cyclohexene serves as a key intermediate in various organic synthesis pathways. Its double bond readily undergoes addition reactions, making it useful for introducing cyclohexyl groups or creating more complex cyclic structures.
Building Block for Polymers
This cyclic alkene can be used as a monomer or co-monomer in the synthesis of specific polymers. The incorporation of the cyclohexene ring can impart unique physical and chemical properties to the resulting polymer chain.
Precursor for Fine Chemicals
Cyclohexene is employed in the production of various fine chemicals and specialty compounds. Its reactivity allows for the controlled transformation into a range of functionalized organic molecules.
| Molecular weight | 82.14 |
|---|---|
| Empirical formula | C6H10 |
| Assay | ≥99.0% (GC) |
| Boiling point | 83 °C(lit.) |
| Density | 0.811 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.446(lit.)n20/D 1.446 |
| Vapour pressure | 160 mmHg (20 °C) |
| Melting point | −104 °C(lit.) |
| Vapour density | 2.8 (vs air) |
| Autoignition temp | 590 °F |
| Contains / stabiliser | ~0.01% 2,6-di-tert-butyl-4-methylphenol as stabilizer |



Hazard statements
- H225Highly flammable liquid and vapour
- H302Harmful if swallowed
- H304May be fatal if swallowed and enters airways
- H311Toxic in contact with skin
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P312Call a POISON CENTER if you feel unwell
- P331Do NOT induce vomiting
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | -12 °C / 10.4 °F |
| Transport (UN / ADR) | UN 2256 3 / PGII |
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | F,Xn |
| Risk statements (R) | 11-21/22-65 |
| Safety statements (S) | 16-29-33-36/37-62 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Evapn Residue | ≤0.01% |
|---|
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 Cyclohexene used for?
+
Cyclohexene is primarily used as an intermediate and building block in chemical synthesis, including the production of polymers and fine chemicals.
What are the CAS number and formula for Cyclohexene?
+
The CAS number for Cyclohexene is 110-83-8, and its chemical formula is C6H10.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies Cyclohexene with an assay of ≥99.0% (GC). This product is not represented as USP, BP, EP, or any other pharmacopoeia grade.
How should Cyclohexene be handled safely?
+
Cyclohexene is a highly flammable liquid and is toxic if swallowed, inhaled, or in contact with skin. It can also cause aspiration into the lungs. Handle in a well-ventilated area, away from ignition sources, and wear appropriate personal protective equipment including eyeshields, gloves, and a suitable respirator.
How is Cyclohexene packed, shipped, and exported?
+
Cyclohexene is packed in accordance with international regulations for hazardous materials, typically in UN-approved containers. TSS exports this chemical globally, adhering to all relevant shipping and customs requirements.
How can I request a sample or quote for Cyclohexene?
+
To request a sample or a quote for Cyclohexene, please contact our sales team through the website or by phone, providing your specific requirements.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis