1,2-Difluoro-1,1,2-trichloroethane

Base Information

• Chemical Name: 1,2-Difluoro-1,1,2-trichloroethane
• CAS No.: 354-15-4
• Molecular Formula: C2H Cl3 F2
• Molecular Weight: 169.386
• Hs Code.: 2903791090
• UNII: B9MND2BU7K
• DSSTox Substance ID: DTXSID30861888
• Nikkaji Number: J247.682G
• Wikidata: Q27274552
• Mol file: 354-15-4.mol

Synonyms:1,1,2-Trichloro-1,2-difluoroethane;1,2-difluoro-1,2,2-trichloroethane;khladon 122a

Chemical Property of 1,2-Difluoro-1,1,2-trichloroethane

Chemical Property:

• Vapor Pressure: 105mmHg at 25°C
• Melting Point: -173ºC
• Refractive Index: 1.3942
• Boiling Point: 72ºC
• Flash Point: °C
• PSA: 0.00000
• Density: 1.582 g/cm ³
• LogP: 2.62170
• XLogP3: 2.9
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 2
• Rotatable Bond Count: 1
• Exact Mass: 167.911189
• Heavy Atom Count: 7
• Complexity: 64

Purity/Quality:

99.9% ^*data from raw suppliers

1,1,2-Trichloro-1,2-difluoroethane 97% ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xi
• Hazard Codes: Xi
• Statements: 36/37/38
• Safety Statements: 26-36/37/39

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C(C(F)(Cl)Cl)(F)Cl
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Technology Process of 1,2-Difluoro-1,1,2-trichloroethane

There total 13 articles about 1,2-Difluoro-1,1,2-trichloroethane 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: 50.0%

Trichloroethylene (79-01-6) → 1,2,2-trichloro-1,2-difluoroethane (354-15-4) + 1,1,2-Trichloro-1,2,2-trifluoroethane (76-13-1)

Guidance literature:

With hydrogen fluoride; fluorine; In trichlorofluoromethane; at -70 ℃; for 4h; Product distribution / selectivity; Inert atmosphere;

Reference yield:

Trichloroethylene (79-01-6) → 1,2-dichloro-2-fluoroethene (430-58-0) + 1,2,2-trichloro-1,2-difluoroethane (354-15-4) + trichlorofluoroethene (359-29-5)

Guidance literature:

at 0 ℃; Produkt₅:Hexachlorbuten;

Reference yield:

CFC-112a (76-12-0) → 1,2-difluoro-1,2-dichloroethene (431-06-1) + 1,2,2-trichloro-1,2-difluoroethane (354-15-4)

Guidance literature:

With isopropyl alcohol; Heating; Irradiation;

upstream raw materials:

Trichloroethylene

CFC-112a

1,2-difluoroethane

hypofluorous acid trifluoromethyl ester

Downstream raw materials:

1,2-dichloro-1,2,2-trifluoroethane

1-chloro-1,2-difluoroethene

CFC-112a

1,2-dichloro-1,2-difluoroethene

Refernces

• 1、 Hauptschein,Bigelow. "-". . p. 3423,3425. Retrieved 1950.
• 2、 Czarnowski, J.. "Kinetics and Mechanism of the Thermal Gas-phase Oxidation of Trichloroethene by Molecular Oxygen in Presence of Trifluoromethylhypofluorite, CF3OF". . p. 103 - 118. Retrieved 2007/10/03.
• 3、 Miyatani, Daisaku,Shinoda, Kiyonori,Nakamura, Tadashi,Ohta, Minoru,Yasuda, Kensei. "Catalytic Decomposition of CFC-112 and CFC-113 in the Presence of Ethanol". . p. 795 - 798. Retrieved 2007/10/02.