Isobutyric anhydride

Fisher Scientific

Revision date : 2025-12-22

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GHS06 GHS05
Health risk rating 4
Safety risk rating 1
Environmental risk rating 1

Note: Ingredients listed on restricted chemical lists

EC/CAS

79-09-4

Name of the chemical

propionic acid

Concentration

<=1

EC/CAS

64-19-7

Name of the chemical

acetic acid

Concentration

<=0.5

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

GHS05 GHS06 M004 M009 M010 M011 M017

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

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