Note: Ingredients listed on restricted chemical lists
General Information
Version
4
Revision date
2025-12-22
Product name
Isobutyric anhydride
Product Synonyms
2-Methylpropionic anhydride
CAS No.
97-72-3
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)
H331
Hazard statements
Code
Statements
H331
Toxic if inhaled
Section 2
SECTION 2: Hazards identification
WHMIS 2015 Classification
Signal word
Danger Hazard Statements Combustible liquid Toxic in contact with skin or if inhaled Causes severe skin burns and eye damage Toxic if inhaled
Prevention
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 Do not breathe dust/fumes/gas/mist/vapours/spray Wash face, hands and any exposed skin thoroughly after handling Use only outdoors or in a well-ventilated area Wear protective gloves/protective clothing/eye protection/face protection Take action to prevent static discharges
Response
IF SWALLOWED: Rinse mouth. Do NOT induce vomiting 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 Immediately call a POISON CENTER/doctor Wash contaminated clothing before reuse Fight fire with normal precautions from a reasonable distance
Storage
Store locked up Store in a closed container Store in a well-ventilated place. Keep cool
Disposal
Dispose of contents/container to an approved waste disposal plant
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 4 Acute dermal toxicity Category 3 Acute Inhalation Toxicity Category 3 Skin Corrosion/Irritation Category 1 B Serious Eye Damage/Eye Irritation