Perfluoro-2-methyl-2-pentene

Base Information

• Chemical Name: Perfluoro-2-methyl-2-pentene
• CAS No.: 1584-03-8
• Molecular Formula: C6F12
• Molecular Weight: 300.047
• Hs Code.: 29033990
• European Community (EC) Number: 216-436-1
• DSSTox Substance ID: DTXSID00166413
• Nikkaji Number: J28.299E
• Mol file: 1584-03-8.mol

Synonyms:perfluoro-2-methyl-2-pentene

Chemical Property of Perfluoro-2-methyl-2-pentene

Chemical Property:

• Appearance/Colour: clear colourless to light yellow liquid
• Vapor Pressure: 4.31 psi ( 20 °C)
• Melting Point: 48-50 °C
• Refractive Index: ca. 1.3
• Boiling Point: 56.999 °C at 760 mmHg
• Flash Point: 3.764 °C
• PSA: 0.00000
• Density: 1.61 g/cm³
• LogP: 4.53220
• Storage Temp.: Flammables area
• Water Solubility.: insoluble
• XLogP3: 4.4
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 12
• Rotatable Bond Count: 1
• Exact Mass: 299.9808379
• Heavy Atom Count: 18
• Complexity: 319

Purity/Quality:

99%, ^*data from raw suppliers

Hexafluoropropene Dimer ^*data from reagent suppliers

Safty Information:

• Pictogram(s): F
• Hazard Codes: F,Xi
• Statements: 11
• Safety Statements: 16-29-33

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C(=C(C(C(F)(F)F)(F)F)F)(C(F)(F)F)C(F)(F)F
• Uses: Hexafluoropropene Dimer is used in the production of waterproof and oilproof Si/F-modified polyurethane finishing agent for textile and leather. Hexafluoropropene Dimer is also used as a blowing agent for manufacture of polyurethane foams.

Technology Process of Perfluoro-2-methyl-2-pentene

There total 36 articles about Perfluoro-2-methyl-2-pentene 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: 96.0%

perfluoropropylene (116-15-4,13429-24-8,25120-07-4,6792-31-0) → perfluoro-2-methylpent-2-ene (1584-03-8)

Guidance literature:

With potassium fluoride; triethylamine; In acetonitrile; at 40 ℃; for 8h; under 0 - 7500.75 Torr; Inert atmosphere;

Reference yield: 95.0%

perfluoro-4-methyl-2-pentene (2070-70-4) → perfluoro-2-methylpent-2-ene (1584-03-8)

Guidance literature:

at 150 ℃;

DOI:10.1021/jo00314a032

Reference yield: 93.0%

perfluoro(1-methylene-2,2-dimethylcyclopropane) (83933-44-2) → perfluoro-2-methylpent-2-ene (1584-03-8) + perfluoro<1-(1-methylethyl)-2,2,3-trimethylcyclopropene> + 1-{[2,2-Difluoro-3,3-bis-trifluoromethyl-cycloprop-(E)-ylidene]-fluoro-methyl}-2,2-difluoro-1,3,3-tris-trifluoromethyl-cyclopropane

Guidance literature:

With perfluoropropylene; cesium fluoride; In sulfolane; for 168h; Ambient temperature;

upstream raw materials:

perfluoropropylene

pyridinium t-butoxycarbonylmethylide

polytetrafluoroethylene

perfluoroisobutylene

Downstream raw materials:

1,1,1,2,3,5,5,6,6,7,7,7-dodecafluoro-2,4-bis(trifluoromethyl)hept-3-ene

F-2-ethyl-2-isopropyltetrahydrofuran

F-3-propoxy-2-methylpentane

1,1,1-Trifluoro-3-pentafluoroethyl-2-trifluoromethyl-hept-2-ene

Refernces

• 1、 Igumnov, S. M.,Rozhkov, I. N.,Pletnev, S. I.,Borisov, Yu. A.,Rempel', G. D.. "ADDITION OF tert-PERFLUOROALKYL BROMIDES AT A MULTIPLE BOND, INITIATED BY ELECTRON TRANSFER". . p. 2122 - 2125. Retrieved 1989.
• 2、 Farnham, William B.,Dixon, David A.,Calabrese, Joseph C.. "Novel Fluorine-Bridged Polyfluorinated Iodine Structures. Presence of Fluorine as the Central Atom in a Five-Center Six-Electron Bond". . p. 8453 - 8461. Retrieved 1988.
• 3、 Dmowski, Wojciech,Wozniacki, Ryszard. "SOME REACTIONS OF PERFLUORO-2-METHYL-2-PENTYLCARBANION". . p. 126. Retrieved 1985.
• 4、 Ruediger, Stephan,Seppelt, Konrad. "On reactions of carbon disulphide induced by 'naked' fluoride part 2: Reactions with 2-H-heptafluoropropane, hexafluoropropene, and bis (2,2,2-trifluoroethyl) amine". . p. 29 - 32. Retrieved 1997.
• 5、 Rogoza,Furin,Bagryanskaya,Gatilov. "Synthesis of (2E)-2-(tetrafluoroethylidene)-3,3-bis(trifluoromethyl)-2,3-dihydrothiazolo[3,2- a]benzimidazole". . p. 1446 - 1448. Retrieved 2001.
• 6、 Blume, Elisabeth,Gasafi-Martin, Waltraud,Probst, Anton,Werner, Konrad von. "REACTIONS OF TERTIARY PERFLUOROALKYL HALIDES WITH HALIDE ANIONS". . p. 387 - 396. Retrieved 1991.
• 7、 -. "Preparation method of perfluoro-2-methyl-2-pentene". Paragraph 0031-0060. . Retrieved 2018/09/08.
• 8、 -. "Perfluoro-2-methyl-2-pentene preparation method". Paragraph 0011; 0045; 0046. . Retrieved 2017/03/14.