2,2-dichloro-3,3-difluorooxirane

Base Information

• Chemical Name: 2,2-dichloro-3,3-difluorooxirane
• CAS No.: 22940-91-6
• Molecular Formula: C2Cl2 F2 O
• Molecular Weight: 148.924
• Mol file: 22940-91-6.mol

Synonyms:Ethane,1,1-dichloroepoxy-2,2-difluoro- (8CI); 1,1-Dichloro-2,2-difluoroethylene oxide

Chemical Property of 2,2-dichloro-3,3-difluorooxirane

Chemical Property:

• Vapor Pressure: 409mmHg at 25°C
• Boiling Point: 42.1°C at 760 mmHg
• PSA: 12.53000
• Density: 1.77g/cm³
• LogP: 1.74080

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 2,2-dichloro-3,3-difluorooxirane

There total 3 articles about 2,2-dichloro-3,3-difluorooxirane 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:

1,1'-dichloro-2,2'-difluoroethene (79-35-6) → phosgene (75-44-5) + Carbonyl fluoride (353-50-4) + chlordifluoroacetyl chloride (354-24-5) + 1,1-dichlorodifluoroethene epoxide (22940-91-6)

Guidance literature:

With oxygen; Nitrogen dioxide; at -15.9 ℃; under 18.4 Torr; Further byproducts given. Title compound not separated from byproducts; further temp., further pressure;

DOI:10.1016/S0022-1139(00)82372-6

Reference yield:

1,1'-dichloro-2,2'-difluoroethene (79-35-6) → phosgene (75-44-5) + Carbonyl fluoride (353-50-4) + chlordifluoroacetyl chloride (354-24-5) + difluoronitroacetyl chloride (336-94-7) + 1,1,2-trichloro-2,2-difluoro-1-nitro-ethane (422-65-1) + 1,1-dichlorodifluoroethene epoxide (22940-91-6)

Guidance literature:

With oxygen; Nitrogen dioxide; at 257.3 ℃; Rate constant; Product distribution; var. temp., presure;

Reference yield:

1,1'-dichloro-2,2'-difluoroethene (79-35-6) → chlordifluoroacetyl chloride (354-24-5) + 1,1-dichlorodifluoroethene epoxide (22940-91-6)

Guidance literature:

With oxygen; Product distribution;

upstream raw materials:

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

Refernces

• 1、 Czarnowski, Joanna. "The Thermal Gas-Phase Reaction of NO2 with 1,1-Dichlorodifluoroethane, CF2CCl2 in the Presence of O2". . p. 49 - 62. Retrieved 2007/10/02.