Note: Ingredients listed on restricted chemical lists
EC/CAS
78-67-1
Name of the chemical
2,2'-dimethyl-2,2'-azodipropiononitrile
Concentration
N/A
General Information
Version
8.4
Revision date
2025-04-30
Product name
2,2′-Azobis(2-methylpropionitrile)
CAS No.
78-67-1
1.2.1 Relevant identified uses
Laboratory chemicals, Synthesis of substances
1.2.2. Uses advised against
The product is being supplied under the TSCA R&D Exemption
Emergency telephone
800-424-9300, +1-703- 527-3887
Icons in SDS
Company Information
company name
Sigma-Aldrich Inc
GHS Information
Signal word
Danger
Hazard Codes
Hazard statements (CLP)
H242, H302+H332, H412
Hazard statements
Code
Statements
H242
Heating may cause a fire
Section 2
SECTION 2: Hazards identification
Long term hazards
Category 3 aquatic hazard
Other hazards
Risk of explosion if heated under confinement
Signal word
Danger
Hazard statements
H242 Heating may cause a fire. H302 + H332 Harmful if swallowed or if inhaled. H412 Harmful to aquatic life with long lasting effects.
Prevention
P210 Keep away from heat/ sparks/ open flames/ hot surfaces. No smoking. P220 Keep/Store away from clothing/ combustible materials. P234 Keep only in original container. P261 Avoid breathing dust/ fume/ gas/ mist/ vapors/ spray. P264 Wash skin thoroughly after handling. P270 Do not eat, drink or smoke when using this product. P271 Use only outdoors or in a well-ventilated area. P273 Avoid release to the environment. P280 Wear protective gloves/ eye protection/ face protection.
Response
P301 + P312 + P330 IF SWALLOWED: Call a POISON CENTER/ doctor if you feel unwell. Rinse mouth. P304 + P340 + P312 IF INHALED: Remove person to fresh air and keep comfortable for breathing. Call a POISON CENTER/ doctor if you feel unwell. P370 + P378 In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish.
Storage
P403 + P235 Store in a well-ventilated place. Keep cool. P420 Store away from other materials.
Disposal
P501 Dispose of contents/ container to an approved waste disposal plant.
2.1 Classification of the substance or mixture
(29 CFR 1910.1200) Self-reactive chemicals : Type C Acute toxicity (Oral) : Category 4 Acute toxicity : Category 4 (Inhalation) Short-term (acute) : Category 3 aquatic hazard Long-term (chronic) : Category 3 aquatic hazard Other hazards Risk of explosion if heated under confinement.
