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Ketone and ester solvents

5-Methyl-2-hexanone safety data

GHS hazards, precautions, first aid, handling and transport for 5-Methyl-2-hexanone. A classification summary, not a safety data sheet.
CAS 110-12-3Formula C7H14O

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
GHS07: Harmful or irritant
Harmful or irritant
Signal word
Warning
310
NFPA 704 rating
health, fire, reactivity

Hazard classes and categories

  • Flam. Liq. 3
  • Acute Tox. 4 (inhalation)

Hazard statements

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

Physical hazards

  • H226Flammable liquid and vapour.

Health hazards

  • H332Harmful if inhaled.

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.
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P271Use only outdoors or in a well-ventilated area.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.

Response

  • P303 + P361 + P353If on skin (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P317Get medical help.
  • P370 + P378In case of fire: Use appropriate media to extinguish.

Storage

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

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 flush the contaminated skin with soap and water. If this chemical penetrates the clothing, promptly remove the clothing and flush the skin with water. If irritation persists after washing, get medical attention.
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. Above 36 °C use a closed system, ventilation and explosion-proof electrical equipment.

Inhalation: Use ventilation, local exhaust or breathing protection.

Skin: Protective gloves. Protective clothing.

Eyes: Wear safety spectacles or eye protection in combination with breathing protection.

Ingestion: Do not eat, drink, or smoke during work.

Storage

Fireproof.

Disposal

Incineration The following wastewater treatment technologies have been investigated for methyl isoamyl ketone: Activated carbon.

Exposure limits and toxicity

Occupational exposure limits and toxicity data

OSHA PEL, 8-hour TWA
100 ppm (475 mg/m³)
NIOSH REL, TWA
50 ppm (240 mg/m³)
ACGIH TLV, 8-hour TWA
20 ppm
ACGIH TLV, STEL
50 ppm

Short-term exposure: The substance is irritating to the eyes, skin and respiratory tract. The substance may cause effects on the kidneys. This may result in kidney impairment. Exposure above the OEL could cause lowering of consciousness. Long-term exposure: Repeated or prolonged contact with skin may cause dermatitis.

Transport information

UN dangerous goods classification for road, sea and air

UN number
UN 2302
Transport hazard class
3
Packing group
III

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 5-Methyl-2-hexanone yet. Suppliers usually send one with their quote. Request quotes

Safety questions

Quick answers about handling 5-Methyl-2-hexanone safely

Is 5-Methyl-2-hexanone hazardous?

5-Methyl-2-hexanone carries the GHS signal word "Warning". Main hazards: flammable liquid and vapour, harmful if inhaled. This summary is not an SDS, always read the supplier safety data sheet.

Which GHS pictograms apply to 5-Methyl-2-hexanone?

The GHS classification of 5-Methyl-2-hexanone shows 2 pictograms: GHS02 (flammable), GHS07 (harmful or irritant).

What is the UN number of 5-Methyl-2-hexanone?

5-Methyl-2-hexanone is transported under UN 2302, hazard class 3, packing group III. Check the supplier SDS and the current ADR, IMDG or IATA rules before shipping.

How should 5-Methyl-2-hexanone be stored?

Fireproof.

Where can I get the SDS for 5-Methyl-2-hexanone?

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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