1,1-DICHLORO-2,2-DIFLUOROETHANE

Base Information

• Chemical Name: 1,1-DICHLORO-2,2-DIFLUOROETHANE
• CAS No.: 471-43-2
• Molecular Formula: C2H2 Cl2 F2
• Molecular Weight: 134.941
• Mol file: 471-43-2.mol

Synonyms:1,1-Dichloro-2,2-difluoroethane;1,1-Difluoro-2,2-dichloroethane; F 132a; HCFC 132a; R 132a

Chemical Property of 1,1-DICHLORO-2,2-DIFLUOROETHANE

Chemical Property:

• Vapor Pressure: 202mmHg at 25°C
• Refractive Index: 1.3614 (estimate)
• Boiling Point: 60.9°Cat760mmHg
• Flash Point: °C
• PSA: 0.00000
• Density: 1.406g/cm³
• LogP: 2.05520

Purity/Quality:

98%min ^*data from raw suppliers

1,1-Dichloro-2,2-difluoroethane ^*data from reagent suppliers

Safty Information:

• Hazard Codes: T,Xi
• Statements: 59
• Safety Statements: 23-36/37/39

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 1,1-DICHLORO-2,2-DIFLUOROETHANE

There total 14 articles about 1,1-DICHLORO-2,2-DIFLUOROETHANE 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: 40.0%

1,1,2,2-tetrachloroethane (79-34-5) → 1,1-dichloro-2,2-difluoroethane (471-43-2) + 1,2-difluoro-1,2-dichloroethene (431-06-1) + 1,1,2-trichloro-2-fluoroethane (359-28-4)

Guidance literature:

With bromine trifluoride; tin(IV) chloride; In 1,1,2-Trichloro-1,2,2-trifluoroethane; at 20 - 25 ℃;

Reference yield: 37.0%

erythro-1-bromo-2-fluoro-1,2-dichloroethane (430-88-6,55159-50-7,55159-51-8) → 1,1-dichloro-2,2-difluoroethane (471-43-2) + meso-1,2-difluoro-1,2-dichloroethane (33579-37-2) + d,l 1,2-difluoro-1,2-dichloroethane (431-06-1,33489-30-4,33579-37-2)

Guidance literature:

With chlorine monofluoride;

Reference yield: 37.0%

threo-1-bromo-2-fluoro-1,2-dichloroethane (430-88-6,55159-50-7,55159-51-8) → 1,1-dichloro-2,2-difluoroethane (471-43-2) + meso-1,2-difluoro-1,2-dichloroethane (33579-37-2) + d,l 1,2-difluoro-1,2-dichloroethane (431-06-1,33489-30-4,33579-37-2)

Guidance literature:

With chlorine monofluoride;

upstream raw materials:

1-chloro-2,2-difluoroethane

cis-1,2-Dichloroethylene

erythro-1-bromo-2-fluoro-1,2-dichloroethane

threo-1-bromo-2-fluoro-1,2-dichloroethane

Downstream raw materials:

1,1,1-trifluoro-2-chloroethane

biphenyl

1,1-dichloro-2-fluoro-ethene

benzene

Refernces

• 1、 -. "PHOTOCHLORINATION AND FLUORINATION PROCESS FOR PREPARATION OF FLUORINE-CONTAINING HYDROCARBONS". Page/Page column 11; 12. . Retrieved 2008/06/13.
• 2、 Kartashov, A. V.,Chuvatkin, N. N.,Boguslavskaya, L. S.. "REACTIONS OF HALOGEN FLUORIDES. X. FLUORINATION OF CHLORINE-SUBSTITUTED ALKANES WITH BROMINE TRIFLUORIDE". . p. 2276 - 2278. Retrieved 2007/10/02.