1,3-Butadiene

CAS ID#: 106-99-0

Affected Organ Systems: Cancer, Developmental (effects while organs are developing), Gastrointestinal (Stomach and Intestines, part of the digestive system), Gastrointestinal (Stomach and Intestines, part of the digestive system), Hematological (Blood Forming), Neurological (Nervous System), Reproductive (Producing Children)

Cancer Classification: Please contact NTP, IARC, or EPA with questions on cancer and cancer classification.

Chemical Classification: Volatile organic compounds

Summary: 1,3-Butadiene is a chemical made from the processing of petroleum. It is the 36th highest volume chemical produced in the United States. It is a colorless gas with a mild gasoline-like odor. About 75% of the manufactured 1,3-butadiene is used to make synthetic rubber. Synthetic rubber is widely used for tires on cars and trucks. 1,3-Butadiene is also used to make plastics including acrylics. Small amounts are found in gasoline.

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Page last reviewed: February 10, 2021

Content source: Agency for Toxic Substances and Disease Registry