Toxic substances list: 1,3-butadiene

1,3-Butadiene is a product of incomplete combustion resulting from natural processes and human activity. It is also an industrial chemical used primarily in the production of polymers and synthetic rubbers. 1,3-Butadiene enters the Canadian environment from transportation vehicle exhaust emissions, from non-transportation fuel combustion, from biomass combustion and from industrial facility emissions.

CAS (Chemical Abstract Service) registry number: 106-99-0

For more information on this substance, please visit the Chemical Substances website.

Risk assessment


This substance is entering the environment from the following sources:

Risk management tools

Tools developed to manage risks associated with the substance:

Other information


Substances Management Information Line
Chemicals Management Plan
Environment and Climate Change Canada
Gatineau, QC K1A 0H3

Telephone: 1-800-567-1999 (in Canada) or 819-938-3232

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