CAS RN:107-13-1

Explosive Limits / Potential

Moderate explosion hazard when exposed to flame.
Lower limit 3.05%, upper limit 17.0%, in air @ 25 deg C
... Acrylonitrile is a flammable liquid and its vapors can form explosive mixtures with air under ambient conditions.
Find more information on this substance at: Hazardous Substances Data Bank , TOXNET , PubMed