1,3-butadiene; buta-1,3-diene
CAS 106-99-0 · C4H6
Hazard classDanger — Flammable, Gas under pressure, Health hazard
PictogramsFlammableGas under pressureHealth hazard
H-statements- H220 Extremely flammable gas
- H350 May cause cancer
- H340 May cause genetic defects
Common uses (US EPA CDR)IntermediateMonomersFuelHardenerPlasticizer
Workplace exposure limitsNIOSH REL Ca
OSHA PEL TWA 1 ppm ST 5 ppm
IDLH Ca [2000 ppm] [10%LEL] BOccupational exposure limits — NIOSH Pocket Guide.
Synonyms1,3-BUTADIENE · Buta-1,3-diene · Divinyl · Biethylene · Vinylethylene · Bivinyl · Erythrene · Pyrrolylene
Molecular weight54.09 g/mol
Data sourceHarmonised classification ECHA — EU CLP Annex VILegally binding EU classification adopted by ECHA under CLP Annex VI — the highest-confidence GHS source.
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