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Hydrocarbons

Cyclohexene safety data

GHS hazards, precautions, first aid, handling and transport for Cyclohexene. A classification summary, not a safety data sheet.
CAS 110-83-8Formula C6H10

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

GHS classification

Pictograms, signal word and hazard classes of the GHS classification

GHS02: Flammable
Flammable
GHS06: Acute toxicity (severe)
Acute toxicity (severe)
GHS07: Harmful or irritant
Harmful or irritant
GHS08: Serious health hazard
Serious health hazard
GHS09: Hazardous to the environment
Hazardous to the environment
Signal word
Danger
310
NFPA 704 rating
health, fire, reactivity

Hazard classes and categories

  • Flam. Liq. 2
  • Acute Tox. 4 (oral)
  • Asp. Tox. 1
  • Acute Tox. 3 (dermal)
  • Aquatic Chronic 2

Hazard statements

H codes grouped by type. Percentages show the share of classification notifications that report the statement

Physical hazards

  • H225Highly flammable liquid and vapour.

Health hazards

  • H302Harmful if swallowed.
  • H304May be fatal if swallowed and enters airways.
  • H311Toxic in contact with skin.

Environmental hazards

  • H411Toxic to aquatic life with long lasting effects.

Precautionary statements

P codes for prevention, response, storage and disposal

Prevention

  • P210Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
  • P233Keep container tightly closed.
  • P240Ground and bond container and receiving equipment.
  • P241Use explosion-proof electrical, ventilating and lighting equipment.
  • P242Use non-sparking tools.
  • P243Take action to prevent static discharges.
  • P262Do not get in eyes, on skin, or on clothing.
  • P264Wash skin thoroughly after handling.
  • P270Do not eat, drink or smoke when using this product.
  • P273Avoid release to the environment.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.

Response

  • P301 + P316If swallowed: Get emergency medical help immediately.
  • P301 + P317If swallowed: Get medical help.
  • P302 + P352If on skin: Wash with plenty of water.
  • P303 + P361 + P353If on skin (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower.
  • P316Get emergency medical help immediately.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P331Do not induce vomiting.
  • P361 + P364Take off immediately all contaminated clothing. And wash it before reuse.
  • P370 + P378In case of fire: Use appropriate media to extinguish.
  • P391Collect spillage.

Storage

  • P403 + P235Store in a well-ventilated place. Keep cool.
  • P405Store locked up.

Disposal

  • P501Dispose of contents and container in accordance with local regulations.

First aid

General first aid measures. Get medical advice if you feel unwell

If inhaled
Respiratory support.
Skin contact
If this chemical contacts the skin, promptly wash the contaminated skin with soap and water. If this chemical penetrates the clothing, promptly remove the clothing and wash the skin with soap and water. Get medical attention promptly.
Eye contact
If this chemical contacts the eyes, immediately wash (irrigate) the eyes with large amounts of water, occasionally lifting the lower and upper lids. Get medical attention immediately.
If swallowed
If this chemical has been swallowed, get medical attention immediately.

Handling, storage and disposal

Summaries only, follow the supplier SDS for your grade

Safe handling

Fire: NO open flames, NO sparks and NO smoking. Closed system, ventilation, explosion-proof electrical equipment and lighting. Prevent build-up of electrostatic charges (e.g., by grounding). Do NOT use compressed air for filling, discharging, or handling. Use non-sparking handtools.

General: PREVENT GENERATION OF MISTS!

Inhalation: Use ventilation, local exhaust or breathing protection.

Skin: Protective gloves.

Eyes: Wear safety spectacles.

Storage

Fireproof. Separated from strong oxidants. Cool. Well closed. Store only if stabilized.

Exposure limits and toxicity

Occupational exposure limits and toxicity data

OSHA PEL, 8-hour TWA
300 ppm (1015 mg/m³)
NIOSH REL, TWA
300 ppm
ACGIH TLV, 8-hour TWA
20 ppm (67 mg/m3)
IDLH
2000 ppm

Short-term exposure: The substance is irritating to the eyes, skin and respiratory tract. If this liquid is swallowed, aspiration into the lungs may result in chemical pneumonitis. The substance may cause effects on the central nervous system. Long-term exposure: The substance defats the skin, which may cause dryness or cracking.

Transport information

UN dangerous goods classification for road, sea and air

UN number
UN 2256
Transport hazard class
3
Packing group
II

Shipping rules depend on mode, quantity and packaging. Confirm the classification with the supplier SDS and your freight forwarder.

Supplier safety data sheets

SDS documents uploaded by suppliers who list this chemical

No supplier has uploaded an SDS for Cyclohexene yet. Suppliers usually send one with their quote. Request quotes

Safety questions

Quick answers about handling Cyclohexene safely

Is Cyclohexene hazardous?

Cyclohexene carries the GHS signal word "Danger". Main hazards: highly flammable liquid and vapour, harmful if swallowed, may be fatal if swallowed and enters airways. This summary is not an SDS, always read the supplier safety data sheet.

Which GHS pictograms apply to Cyclohexene?

The GHS classification of Cyclohexene shows 5 pictograms: GHS02 (flammable), GHS06 (acute toxicity (severe)), GHS07 (harmful or irritant), GHS08 (serious health hazard), GHS09 (hazardous to the environment).

What is the UN number of Cyclohexene?

Cyclohexene is transported under UN 2256, hazard class 3, packing group II. Check the supplier SDS and the current ADR, IMDG or IATA rules before shipping.

How should Cyclohexene be stored?

Fireproof. Separated from strong oxidants. Cool. Well closed. Store only if stabilized.

Where can I get the SDS for Cyclohexene?

Ask the supplier for the safety data sheet of the exact grade you buy. Suppliers on CompoundList can attach their SDS to listings and send it with a quote. This page is a GHS classification summary, not an SDS.

GHS classification summary, not an SDS. Always check the supplier's SDS. Last updated 7 Oct 2026. Report an error

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