Octafluoro-2-butene

Base Information

• Chemical Name: Octafluoro-2-butene
• CAS No.: 360-89-4
• Molecular Formula: C₄F₈
• Molecular Weight: 200.031
• Hs Code.: 2903590090
• European Community (EC) Number: 216-168-5,206-640-9
• UN Number: 2422
• UNII: LRD1744MZQ
• DSSTox Substance ID: DTXSID20880149
• Nikkaji Number: J206.723D,J820F
• Wikidata: Q27283143
• Mol file: 360-89-4.mol

Synonyms:OCTAFLUORO-2-BUTENE;360-89-4;Perfluorobut-2-ene;Perfluorobutene-2;Octafluorobutene-2;Perfluoro-2-butene;1516-64-9;2-Butene, octafluoro-;R 1318my;Perfluoro-1-methylpropene;(E)-Perfluoro-2-butene;(E)-1,1,1,2,3,4,4,4-Octafluorobut-2-ene;Perfluoro-2-butene, (E)-;2-Butene, 1,1,1,2,3,4,4,4-octafluoro-;Octafluorobut-2-ene;1,1,1,2,3,4,4,4-Octafluorobut-2-ene;FC-1318;EINECS 206-640-9;UN2422;UNII-LRD1744MZQ;UNII-W810DTF5LG;BRN 1783460;LRD1744MZQ;EINECS 216-168-5;2-Butene,1,1,1,2,3,4,4,4-octafluoro-;(E)-1,1,1,2,3,4,4,4-octafluoro-2-butene;4-01-00-00783 (Beilstein Handbook Reference);2-Butene, 1,1,1,2,3,4,4,4-octafluoro-, (E)-;(E)-perfluorobut-2-ene;trans-octafluoro-2-butene;W810DTF5LG;TRANS-PERFLUORO-2-BUTENE;DTXSID20880149;MFCD00063678;NA2422;AKOS015852630;AKOS025310009;(E)-2-C4F8;FC 1318;NA 2422;UN 2422;LS-47067;1,1,1,2,3,4,4,4-Octafluoro-2-butene #;2-Buteno, 1,1,1,2,3,4,4,4-octafluoro-;Octafluorobut-2-ene or Refrigerant gas R 1318;A823120;Q27283143;(E)-1,1,1,2,3,4,4,4-octakis(fluoranyl)but-2-ene;2-Butene, 1,1,1,2,3,4,4,4-octafluoro-, (2E)-;Octafluorobut-2-ene or Refrigerant gas R 1318 [UN2422] [Nonflammable gas];Octafluorobut-2-ene or Refrigerant gas R 1318 [UN2422] [Nonflammable gas]

Chemical Property of Octafluoro-2-butene

Chemical Property:

• Vapor Pressure: 1360mmHg at 25°C
• Melting Point: -136°C
• Refractive Index: 1.2480 (estimate)
• Boiling Point: 1,2°C
• Flash Point: °C
• PSA: 0.00000
• Density: 1.521g/cm³
• LogP: 3.26160
• XLogP3: 2.5
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 8
• Rotatable Bond Count: 0
• Exact Mass: 199.98722530
• Heavy Atom Count: 12
• Complexity: 170
• Transport DOT Label: Non-Flammable Gas

Purity/Quality:

99% ^*data from raw suppliers

Octafluoro-2-butene 98% ^*data from reagent suppliers

Safty Information:

• Hazard Codes: Xi
• Safety Statements: 23-38

MSDS Files:

SDS file from LookChem

Useful:

• Chemical Classes: Other Classes -> Halogenated Aliphatics, Unsaturated
• Canonical SMILES: C(=C(C(F)(F)F)F)(C(F)(F)F)F
• Isomeric SMILES: C(=C(/C(F)(F)F)\F)(\C(F)(F)F)/F

Technology Process of Octafluoro-2-butene

There total 19 articles about Octafluoro-2-butene 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%

perfluoro(methylcyclopropane) (379-16-8) → octafluoro-2-butene (360-89-4,172368-67-1)

Guidance literature:

With aluminum chlorofluoride; at 25 ℃; for 3h;

Reference yield:

{1,2-difluoro-1,2-bis(trifluoromethyl)-1,2-ethanediyl}bis(pentafluorosulfur(VI)) (63011-82-5) → disulfur decafluoride (5714-22-7) + octafluoro-2-butene (360-89-4,172368-67-1)

Guidance literature:

50°C, 48 h, complete react at 100°C, 16 h; detected by 19F NMR spectr.;

DOI:10.1016/S0022-1139(00)82161-2

Reference yield:

1-nitrosotetrafluoroethanesulfonyl fluoride (31702-89-3) → octafluoro-2-butene (360-89-4,172368-67-1) + sulfur dioxide (7446-09-5,12143-17-8,89125-89-3) + nitrosyl fluoride (7789-25-5)

Guidance literature:

heating to 65°C, 5h;

upstream raw materials:

polytetrafluoroethylene

2,3-dichloro-1,1,1,2,3,4,4,4-octa-fluorobutane

nonafluoropentanoic acid; potassium salt

perfluoro-3,4-dimethyl-3,4-epoxyhexane

Downstream raw materials:

2,3-dichloro-1,1,1,2,3,4,4,4-octa-fluorobutane

2,3-dibromo-octafluorobutane

perfluorobutane

perfluoro-1,2,3,4-tetrachlorobutane

Refernces

• 1、 -. "Preparation method of Z-1,1,1,4,4,4-hexafluoro-2-butene". Paragraph 0062; 0063; 0064; 0065; 0066; 0067; 0068-0104. . Retrieved 2017/06/02.
• 2、 Buravtsev, Nikolay N.,A. Kolbanovsky, Yuly. "Intermediates of thermal transformations of perfluoro-organic compounds. New spectral data and reactions". . p. 35 - 42. Retrieved 2007/10/03.