Hexafluoro-1,3-butadiene - Yuji America Corp - Fluorine Chemicals-Yuji America Corp – Fluorine Chemicals  


Hexafluoro-1,3-butadiene (C4F6) is an environmentally friendly dry etching gas with low GWP, high etching rate, high selectivity and high aspect ratio, showing very high performance for critical plasma etching in semiconductor devices manufacturing.


Product Description

Chemical Name Hexafluoro-1,3-butadiene
Synonyms Perfluorobutadiene
CAS # 685-63-2
ELINCS # (EU) 211-681-0
Molecular Formula C4F6
Structure CF2=CF-CF=CF2
Molecular Weight 162.03
ODP(CFC-11 = 1) 0
GWP100(CO2 = 1) <1
Life Time (Days) 1.1


Physical & Chemical Properties

Chemical Name Hexafluoro-1,3-butadiene
Boiling Point(℃) 6
Melting Point(℃) -130
Liquid Density(@20℃) 1.44
Critical Temperature(℃) 139.6
Critical Pressure(bar) 31.9


Product Specification

Purity 99.9% 99.99%


Packing Specification

Cylinder Size Valve Type Filling Weight
10.2L CGA 350 / DISS 724 10kg
44L CGA 350 / DISS 724 44kg
47L CGA 350 / DISS 724 47kg


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