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Butadiene - Wikipedia
1,3-Butadiene | C4H6 | CID 7845 - PubChem
BUTADIENE (1,3-BUTADIENE)‡ - Occupational Safety and Health ...
1,3-Butadiene - Overview | Occupational Safety and Health ...
1,3-Butadiene - Cancer-Causing Substances - NCI
1,3-Butadiene - Chemical Safety Facts
1,3-Butadiene - NIST Chemistry WebBook