Cumene Hydroperoxide
hazMIN MSDS Management Made Easy

Cumene Hydroperoxide

Chemical Name:
cumene hydroperoxide
Other Names:
2-hydroperoxypropan-2-ylbenzene; Cumyl Hydroperoxide; CHP
CAS No.:
Product Use:
Cumene Hydroperoxide is an oxidant used in the preparation of polystyrene nanocapsules.
Clear colourless to Light Yellow Oil


GHS Pictogram - Explosive GHS Pictogram - Flammable GHS Pictogram - Oxidizer GHS pictogram - Compressed Gas GHS Pictogram - Corrosive GHS Pictogram - Toxic GHS Pictogram - Irritant GHS Pictogram - Health Hazard GHS Pictogram - Environmentally Damaging

GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)

  • Flammable liquids (Category 3), H226
  • Organic peroxides (Type F), H242
  • Acute toxicity, Oral (Category 4), H302
  • Acute toxicity, Inhalation (Category 3), H331
  • Acute toxicity, Dermal (Category 4), H312
  • Skin corrosion (Category 1B), H314
  • Serious eye damage (Category 1), H318
  • Carcinogenicity (Category 2), H351
  • Specific target organ toxicity - single exposure (Category 3), Respiratory system, H335
  • Specific target organ toxicity - repeated exposure (Category 2), H373
  • Aspiration hazard (Category 1), H304
  • Acute aquatic toxicity (Category 2), H401
  • Chronic aquatic toxicity (Category 2), H411

Hazard & Precautionary Statements

Hazard Statement(s)

  • Flammable liquid and vapour
  • Heating may cause a fire
  • Harmful if swallowed or in contact with skin
  • May be fatal if swallowed and enters airways
  • Causes severe skin burns and eye damage
  • Toxic if inhaled
  • May cause respiratory irritation
  • Suspected of causing cancer
  • May cause damage to organs through prolonged or repeated exposure
  • Toxic to aquatic life with long lasting effects

Precautionary Statement(s)

  • Obtain special instructions before use
  • Do not handle until all safety precautions have been read and understood
  • Keep away from heat/sparks/open flames/hot surfaces. No smoking
  • Keep/Store away from clothing/ combustible materials
  • Keep container tightly closed
  • Keep only in original container
  • Ground/bond container and receiving equipment
  • Use explosion-proof electrical/ ventilating/ lighting/ equipment
  • Use only non-sparking tools
  • Take precautionary measures against static discharge
  • Do not breathe dust/ fume/ gas/ mist/ vapours/ spray
  • Wash skin thoroughly after handling
  • Do not eat, drink or smoke when using this product
  • Use only outdoors or in a well-ventilated area
  • Avoid release to the environment
  • Wear protective gloves/ protective clothing/ eye protection/ face protection
  • IF SWALLOWED: Immediately call a POISON CENTER/doctor
  • IF SWALLOWED: Rinse mouth. Do NOT induce vomiting
  • IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/shower
  • IF INHALED: Remove person to fresh air and keep comfortable for breathing. Immediately call a POISON CENTER/doctor
  • IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a POISON CENTER/doctor
  • IF exposed or concerned: Get medical advice/ attention
  • Wash contaminated clothing before reuse
  • In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish
  • Collect spillage
  • Store in a well-ventilated place. Keep container tightly closed
  • Store locked up
  • Protect from sunlight
  • Store away from other materials
  • Dispose of contents/ container to an approved waste disposal plant

First Aid Measures

Description of first aid measures

General advice
Consult a physician. Show this safety data sheet to the doctor in attendance.Move out of dangerous area.
If inhaled
If breathed in, move person into fresh air. If not breathing, give artificial respiration. Consult a physician.
In case of skin contact
Take off contaminated clothing and shoes immediately. Wash off with soap and plenty of water. Take victim immediately to hospital. Consult a physician.
In case of eye contact
Rinse thoroughly with plenty of water for at least 15 minutes and consult a physician.Continue rinsing eyes during transport to hospital.
If swallowed
Do NOT induce vomiting. Never give anything by mouth to an unconscious person. Rinse mouth with water. Consult a physician.
Most important symptoms and effects, both acute and delayed
The most important known symptoms and effects are described in the labelling
Indication of any immediate medical attention and special treatment needed
No data available

Disaster Measures


Suitable extinguishing media
Use water spray, alcohol-resistant foam, dry chemical or carbon dioxide.
Unsuitable extinguishing media
No data available
Specific hazards arising from the chemical
No data available
Advice for firefighters
Wear self-contained breathing apparatus for firefighting if necessary
Further information
Use water spray to cool unopened containers.

Accidental Release

Personal precautions, protective equipment and emergency procedures
Wear respiratory protection. Avoid breathing vapours, mist or gas. Ensure adequate ventilation. Remove all sources of ignition. Evacuate personnel to safe areas. Beware of vapours accumulating to form explosive concentrations. Vapours can accumulate in low areas.
Environmental precautions
Prevent further leakage or spillage if safe to do so. Do not let product enter drains. Discharge into the environment must be avoided.
Methods and materials for containment and cleaning up
Contain spillage, and then collect with an electrically protected vacuum cleaner or by wet-brushing and place in container for disposal according to local regulations

Disclaimer: The sample document provided is for general information purposes only; it is not intended to replace the product's Safety Data Sheet. The use of this information is at your own risk.

- " SDS/MSDS Management Made EASY! "   +1 (800) 266-7591 or Let's discuss your specific needs.