1,2-Difluoroethene

Base Information

• Chemical Name: 1,2-Difluoroethene
• CAS No.: 1691-13-0
• Molecular Formula: C2H2 F2
• Molecular Weight: 64.0347
• Hs Code.: 2903780090
• European Community (EC) Number: 216-886-9
• DSSTox Substance ID: DTXSID80937587
• Mol file: 1691-13-0.mol

Synonyms:1,2-difluoroethylene;1,2-fluoroethene

Chemical Property of 1,2-Difluoroethene

Chemical Property:

• Vapor Pressure: 5880mmHg at 25°C
• Boiling Point: -28
• Density: 0.969g/cm³
• XLogP3: 0.7
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 2
• Rotatable Bond Count: 0
• Exact Mass: 64.01245639
• Heavy Atom Count: 4
• Complexity: 19.2

Purity/Quality:

97% ^*data from raw suppliers

1,2-Difluoroethylene 95% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

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

Technology Process of 1,2-Difluoroethene

There total 26 articles about 1,2-Difluoroethene 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: 53.0%

1-chloro-2,2-difluoroethane (338-65-8) → Vinylidene fluoride (75-38-7) + 1,2-difluoroethene (1691-13-0) + 1-chloro-2-fluoroethylene (460-16-2)

Guidance literature:

at 650 ℃; Further Variations:; Temperatures; Activation energy; Product distribution;

DOI:10.1016/S0040-4039(02)01952-4

Reference yield: 37.0%

acetylene (74-86-2,25067-58-7) → 1,2-difluoroethene (1691-13-0)

Guidance literature:

With fluorine; at 20 ℃;

Reference yield:

Chlorotrifluoroethylene (79-38-9,9036-80-0) → polytetrafluoroethylene (116-14-3,82785-14-6) + 1,2-difluoroethene (1691-13-0) + 1-chloro-1,2-difluoroethene (359-04-6) + 1,2-dichloro-1,2-difluoroethene (598-88-9) + 1,1,2-trifluoroethylene (359-11-5)

Guidance literature:

With monosilane; under 0.7 Torr; Mechanism; Product distribution; Irradiation;

upstream raw materials:

1-Bromo-1,2,2-trifluoroethane

Chlorotrifluoroethylene

1,1'-dichloro-2,2'-difluoroethene

1,1,2-Trifluoroethan

Downstream raw materials:

1,2-difluoro-1,2-dichloroethene

tetramethylstannane

potassium cis-, trans-chlorodifluoroethen-1-yltrifluoroborate

1-chloro-1,2-difluoroethene

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