Description

Hexafluoro-1,3-butadiene (CAS 685-63-2) is a high-purity fluorinated hydrocarbon with the molecular formula C₄F₆. This compound, also known by its IUPAC name 1,1,2,3,4,4-hexafluorobuta-1,3-diene, is a colorless gas at room temperature with exceptional thermal and chemical stability. It is widely utilized in semiconductor manufacturing, plasma etching, and as a precursor for specialty fluoropolymers. Our product is rigorously tested for purity and consistency, ensuring optimal performance in advanced research and industrial applications. Available in custom quantities and packaging to meet your specific requirements.

Properties

• CAS Number: 685-63-2
• Complexity: 160
• IUPAC Name: 1,1,2,3,4,4-hexafluorobuta-1,3-diene
• InChI: InChI=1S/C4F6/c5-1(3(7)8)2(6)4(9)10
• InChI Key: LGPPATCNSOSOQH-UHFFFAOYSA-N
• Exact Mass: 161.99041897
• Molecular Formula: C4F6
• Molecular Weight: 162.03
• SMILES: C(=C(F)F)(C(=C(F)F)F)F
• Monoisotopic Mass: 161.99041897
• Physical Description: Colorless odorless gas; Compressed and liquefied;
• Synonyms: Hexafluoro-1,3-butadiene, 685-63-2, Hexafluorobutadiene-1,3, 1,3-Butadiene, 1,1,2,3,4,4-hexafluoro-, Perfluoro-1,3-butadiene, EINECS 211-681-0, Perfluorobutadiene-1,3, CF2=CFCF=CF2, 1,1,2,3,4,4-Hexafluoro-1,3-butadiene, DTXSID4060991, DTXCID8046038, lgppatcnsosoqh-uhfffaoysa-n, 1,1,2,3,4,4-Hexafluorobuta-1,3-diene, hexafluorobutadiene, Hexafluorobuta-1,3-diene, MFCD00039273, 3KQJ9VP55Z, Hexafluorobut-1,3-diene, Perfluorobuta-1,3-diene, perfluorobutadiene, UNII-3KQJ9VP55Z, 1,3-Butadiene, hexafluoro-, SCHEMBL554929, SBB087558, AKOS005762828, FC-2316, DB-001384, NS00019208, Q2242152

Application

Hexafluoro-1,3-butadiene is primarily used as an etching gas in semiconductor fabrication, particularly for advanced node technologies. It serves as a key precursor in the synthesis of fluorinated polymers and specialty chemicals. Additionally, its high dielectric strength makes it suitable for use in electrical insulation applications.

Safety and Hazards

GHS Hazard Statements

• H220 (100%): Extremely flammable gas [Danger Flammable gases]
• H280 (100%): Contains gas under pressure; may explode if heated [Warning Gases under pressure]
• H331 (99.2%): Toxic if inhaled [Danger Acute toxicity, inhalation]

Precautionary Statements

• P203, P210, P222, P261, P271, P280, P304+P340, P316, P321, P377, P381, P403, P403+P233, P405, P410+P403, and P501

Hazard Classes and Categories

• Flam. Gas 1 (100%)
• Press. Gas (100%)
• Acute Tox. 3 (99.2%)

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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.