Note: Ingredients listed on restricted chemical lists
EC/CAS
98-83-9
Name of the chemical
alpha-Methylstyrene
Concentration
>95
EC/CAS
98-29-3
Name of the chemical
4-tert-Butylpyrocatechol
Concentration
N/A
General Information
Version
4
Revision date
2025-12-21
Product name
alpha-Methylstyrene
Product Synonyms
Isopropenylbenzene; 2-Phenyl-1-propene
CAS No.
98-83-9
Emergency telephone
1-800-234-7437, 001-800-227-6701, +32 14 57 52 11, 001-201-796-7100, +32 14 57 52 99, 001-800-424-9300, 001-703-527-3887
Icons in SDS
Company Information
company name
Fisher Scientific
GHS Information
Signal word
Danger
Hazard Codes
Hazard statements (CLP)
H226, H304, H317, H319, H335, H336, H351, H361
Hazard statements
Code
Statements
H226
Flammable liquid and vapour
Section 2
SECTION 2: Hazards identification
WHMIS 2015 Classification
Signal word
Danger
Hazard statements
Flammable liquid and vapor May be fatal if swallowed and enters airways May cause an allergic skin reaction Causes serious eye irritation May cause respiratory irritation May cause drowsiness and dizziness Suspected of causing cancer Suspected of damaging fertility or the unborn child Hazardous polymerization may occur
Prevention
Keep cool. Protect from sunlight Obtain special instructions before use Do not handle until all safety precautions have been read and understood Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking Keep container tightly closed Ground and bond container and receiving equipment Use explosion-proof electrical/ventilating/lighting/equipment Avoid breathing dust/fume/gas/mist/vapors/spray Wash face, hands and any exposed skin thoroughly after handling Use only outdoors or in a well-ventilated area Contaminated work clothing should not be allowed out of the workplace Wear protective gloves/protective clothing/eye protection/face protection Use non-sparking tools Take action to prevent static discharges
Response
IF SWALLOWED: Immediately call a POISON CENTER or doctor IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower IF INHALED: Remove person to fresh air and keep comfortable for breathing IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing IF exposed or concerned: Get medical advice/attention Do NOT induce vomiting In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish Take off contaminated clothing and wash it before reuse
Storage
Store locked up Store in a well-ventilated place. Keep container tightly closed
Disposal
Dispose of contents/container to an approved waste disposal plant
2.3 Other hazards
Toxic to aquatic life with long lasting effects Contains a known or suspected endocrine disruptor
2.1 Classification of the substance or mixture
WHMIS 2015 Classification This product is hazardous in accordance with the Canada Hazardous Products Act (HPA) and Hazardous Products Regulation (HPR), as amended (SOR/2022-272) Flammable liquids Category 3 Serious Eye Damage/Eye Irritation Category 2 Skin Sensitization Category 1 Carcinogenicity Category 2 Reproductive Toxicity Category 2 Specific target organ toxicity (single exposure) Category 3 Target Organs - Respiratory system, Central nervous system (CNS). Aspiration Toxicity Category 1 Physical Hazards Not Otherwise Classified Category 1 Hazardous polymerization may occur