Bromochlorodifluoromethane

Base Information

• Chemical Name: Bromochlorodifluoromethane
• CAS No.: 353-59-3
• Deprecated CAS: 11104-73-7
• Molecular Formula: CBr Cl F2
• Molecular Weight: 165.365
• Hs Code.: 2903760010
• European Community (EC) Number: 206-537-9
• ICSC Number: 0635
• UN Number: 1974
• UNII: 91I5X8AJXS
• DSSTox Substance ID: DTXSID0027147
• Nikkaji Number: J1.200I
• Wikipedia: Bromochlorodifluoromethane
• Wikidata: Q419723
• Mol file: 353-59-3.mol

Synonyms:bromochlorodifluoromethane;Halon 1211;Halon-1211

Chemical Property of Bromochlorodifluoromethane

Chemical Property:

• Vapor Pressure: 1720mmHg at 25°C
• Melting Point: -160,5°C
• Refractive Index: 1.3371 (estimate)
• Boiling Point: -3,7°C
• PSA: 0.00000
• Density: 1.85
• LogP: 2.17040
• Water Solubility.: 15.8mg/L(0 oC)
• XLogP3: 2.4
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 2
• Rotatable Bond Count: 0
• Exact Mass: 163.88400
• Heavy Atom Count: 5
• Complexity: 36.6
• Transport DOT Label: Non-Flammable Gas

Purity/Quality:

98%min ^*data from raw suppliers

Bromochlorodifluoromethane 97% ^*data from reagent suppliers

Safty Information:

• Hazard Codes: Xi
• Statements: 36/37/38
• Safety Statements: 23-36/37/39

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Chemical Classes: Solvents -> Chlorofluorocarbons
• Canonical SMILES: C(F)(F)(Cl)Br
• Inhalation Risk: On loss of containment this substance can cause serious risk of suffocation when in confined areas.
• Effects of Short Term Exposure: Rapid evaporation of the liquid may cause frostbite. Rapid evaporation of the liquid may cause frostbite. The substance may cause effects on the cardiovascular system. This may result in cardiac disorders.

Technology Process of Bromochlorodifluoromethane

There total 17 articles about Bromochlorodifluoromethane 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:

Dichlorodifluoromethane (75-71-8) + Hexamethylphosphorous triamide (1608-26-0) → halon-1211 (353-59-3) + dibromodifluoromethane (75-61-6)

Guidance literature:

With potassium fluoride; bromine; Yield given. Multistep reaction. Yields of byproduct given; 1.) triglyme;

DOI:10.1016/S0022-1139(00)84021-X

Reference yield:

Chlorodifluoromethane (75-45-6) → bromodifluoromethane (1511-62-2) + halon-1211 (353-59-3) + dibromodifluoromethane (75-61-6)

Guidance literature:

With bromine; at 349.9 ℃; Equilibrium constant; Kinetics; Thermodynamic data; mechanism; different reagent and reactant concentrations and reaction temperatures; activation energy;

Reference yield:

bromine (7726-95-6) + 1,3-dichloro-1,1,3,3-tetrafluoro-propan-2-one (127-21-9) → Dichlorodifluoromethane (75-71-8) + halon-1211 (353-59-3) + dibromodifluoromethane (75-61-6) + 1,2-dibromo-1,1,2,2-tetrafluoroethane (124-73-2)

Guidance literature:

at 580 - 650 ℃; durch ein Quarzrohr;

upstream raw materials:

bromodifluoromethane

Chlorodifluoromethane

chlorodifluoroiodomethane

1,3-dichloro-1,1,3,3-tetrafluoro-propan-2-one

Downstream raw materials:

dibromodifluoromethane

[chloro(difluoro)methyl]trimethylsilane

2-(1-chloro-1,1-difluoromethyl)cyclohexanone

polytetrafluoroethylene

Refernces

• 1、 -. "Synthesis process for bromine-containing hydrofluoroalkane". Paragraph 0030-0032. . Retrieved 2017/05/12.
• 2、 Zhdanov, G. F.,Poluektov, V. A.,Belevtsev, E. G.,Orlov, G. D.. "Kinetics and Mechanism of the Gas-phase Thermal Bromination of Difluorochloromethane". . p. 39 - 42. Retrieved 2007/10/02.