Hexafluoroethane

Base Information

• Chemical Name: Hexafluoroethane
• CAS No.: 76-16-4
• Deprecated CAS: 185009-34-1
• Molecular Formula: C2F6
• Molecular Weight: 138.012
• European Community (EC) Number: 200-939-8
• UN Number: 2193
• UNII: 7VL5Z0IY3A
• DSSTox Substance ID: DTXSID2041915
• Nikkaji Number: J352B
• Wikipedia: Hexafluoroethane
• Wikidata: Q417035
• Metabolomics Workbench ID: 54760
• ChEMBL ID: CHEMBL116574
• Mol file: 76-16-4.mol

Synonyms:hexafluoroethane;perfluoroethane

Chemical Property of Hexafluoroethane

Chemical Property:

• Appearance/Colour: colourless gas
• Vapor Pressure: 23700mmHg at 25°C
• Melting Point: -100 °C(lit.)
• Refractive Index: 1.202
• Boiling Point: -78 °C(lit.)
• PSA: 0.00000
• Density: 1.463 g/cm³
• LogP: 2.11100
• XLogP3: 2
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 6
• Rotatable Bond Count: 0
• Exact Mass: 137.99041897
• Heavy Atom Count: 8
• Complexity: 61.5
• Transport DOT Label: Non-Flammable Gas

Purity/Quality:

98% ^*data from raw suppliers

Safty Information:

• Pictogram(s): Xi
• Hazard Codes: Xi

MSDS Files:

Total 1 MSDS from other Authors

Useful:

• Chemical Classes: Solvents -> Chlorofluorocarbons
• Canonical SMILES: C(C(F)(F)F)(F)(F)F

Technology Process of Hexafluoroethane

There total 347 articles about Hexafluoroethane which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 70.0%

tetrafluorohydrazine (10036-47-2) + pentafluoro(1,1,2,2,2-pentafluoroethyl)-λ6-sulfane (354-67-6) → carbon tetrafluoride (75-73-0) + Hexafluoroethane (76-16-4) + Perfluoroethylamine (354-80-3) + sulfur tetrafluoride (7783-60-0) + sulfur(VI) hexafluoride (2551-62-4)

Guidance literature:

NF3 formed too;

DOI:10.1021/ja00883a027

Reference yield:

ethanedinitrile (460-19-5,25215-76-3) + chlorine monofluoride (7790-89-8) → carbon tetrafluoride (75-73-0) + Hexafluoroethane (76-16-4) + perfluoromethanimine (338-66-9) + perfluoromethylamine (61165-75-1)

Guidance literature:

In neat (no solvent); byproducts: (CNF3)2, (CNF3)3, CNF4; in autoclave; product mixture obtained; further product: (CNF4)2;

Reference yield:

1,1,1,5,5,5-hexafluoro-2,4-bis-trifluoromethyl-penta-2,3-diene (13222-45-2) → polytetrafluoroethylene (116-14-3,82785-14-6) + Hexafluoroethane (76-16-4) + perfluoro-1,3-cyclopentadiene (699-39-8) + 1-benzyl-3-(1-difluoromethylene-2,2,3,3,5,5-hexafluoropent-4-enyl)-2,5-dimethyl-1H-pyrrole (711-40-0) + perfluoro-2-methyl-3-methylenecyclobutene + hexafluoro-2-butyne (692-50-2)

Guidance literature:

at 1000 ℃; under 760 Torr; Product distribution; Mechanism;

DOI:10.1007/BF00958868

upstream raw materials:

carbon tetrafluoride

trifluoromethyl radical

iodo-bis-trifluoromethyl-phosphine

2H-pentafluoropropene

Downstream raw materials:

polytetrafluoroethylene

carbon tetrafluoride

chlorotrifluoromethane

Bromotrifluoromethane

Refernces

• 1、 Tyczkowski,Bigelow. "-". . p. 3007. Retrieved 1955.
• 2、 Walton, J. C.. "-". . p. 2763 - 2767. Retrieved 1967.
• 3、 Brown,Gewanter. "". . p. 2071,2072. Retrieved 1960.
• 4、 Simm,Danby. "". . . Retrieved 1976.
• 5、 White, L.,Rice, O. K.. "". . p. 267 - 270. Retrieved 1947.
• 6、 Solomon,I.J. et al.. "". . p. 6557 - 6559. Retrieved 1968.
• 7、 Li, Yi,Zhang, Xiaoxing,Xiao, Song,Chen, Qi,Wang, Dibo. "Decomposition characteristics of C5F10O/air mixture as substitutes for SF6 to reduce global warming". . p. 65 - 72. Retrieved 2018/02/14.
• 8、 -. "Process for producing hexafluoroethane". Paragraph 0031-0035. . Retrieved 2017/02/09.