Arsenic trifluoride

Base Information

• Chemical Name: Arsenic trifluoride
• CAS No.: 7784-35-2
• Molecular Formula: AsF3
• Molecular Weight: 131.917
• Hs Code.: 2812901920
• European Community (EC) Number: 232-060-0
• UNII: R4I21S44T9
• DSSTox Substance ID: DTXSID9064841
• Nikkaji Number: J95.335K
• Wikipedia: Arsenic trifluoride
• Wikidata: Q425213
• Mol file: 7784-35-2.mol

Synonyms:ARSENIC TRIFLUORIDE;Trifluoroarsine;7784-35-2;trifluoroarsane;Arsenous trifluoride;AsF3;Arsenic fluoride;Arsenous fluoride;Arsenic(III) fluoride;Arsenic fluoride (AsF3);HSDB 421;EINECS 232-060-0;TL 156;UNII-R4I21S44T9;R4I21S44T9;MFCD00014169;arsenic(III)fluoride;As-F3;ARSENIC TRIFLUORIDE [MI];DTXSID9064841;LS-21784;Q425213

Chemical Property of Arsenic trifluoride

Chemical Property:

• Appearance/Colour: Colorless liquid
• Melting Point: -8.5 °C
• Boiling Point: 60.4 °C
• PSA: 0.00000
• Density: 2.666 g/cm³
• LogP: 0.87980
• Water Solubility.: hydrolyzed by H2O; soluble alcohol, ether, benzene [MER06]
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 3
• Rotatable Bond Count: 0
• Exact Mass: 131.916804
• Heavy Atom Count: 4
• Complexity: 8

Purity/Quality:

98%min ^*data from raw suppliers

Arsenic trifluoride 99% ^*data from reagent suppliers

Safty Information:

• Pictogram(s): T
• Hazard Codes: T
• Statements: 23/25
• Safety Statements: 20/21-28-45

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Chemical Classes: Metals -> Arsenic Compounds, Inorganic
• Canonical SMILES: F[As](F)F
• Description: Arsenic trifluoride?is a?chemical compound?of?arsenic?and?fluorine?with the chemical formula AsF3. It is a colorless liquid which reacts readily with water.
• Physical properties: Arsenic trifluoride is a colorless oily liquid; fumes in air; etches glass; density 2.666 g/ml at 0°C; boils at 60.4°C; vapor pressure 100 torr at 13.2°C; solidifies at -8.5°C; decomposes in water; soluble in alcohol, ether, benzene and ammonia solution.
• Uses: Fluorinating reagent, catalyst, ion implantation source, and dopant.

Technology Process of Arsenic trifluoride

There total 68 articles about Arsenic trifluoride 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: 100.0%

niobocene dichloride (12793-14-5) + arsenic pentafluoride (7784-36-3) → (η5-C5H5)2niobium(V)(Cl2) hexafluoroarsenate + arsenic(III) fluoride (7784-35-2)

Guidance literature:

In liquid sulphur dioxide; under Ar; recrystn. (SO2), elem. anal.;

DOI:10.1016/0022-328X(89)80116-0

Reference yield: 99.7%

sulfur (10544-50-0) + bromine (7726-95-6) + arsenic pentafluoride (7784-36-3) → S3Br3(1+)*AsF6(1-) = [S3Br3]AsF6 + arsenic(III) fluoride (7784-35-2)

Guidance literature:

In sulfur dioxide; 1 d; slow removal of solvent, cooling to 0°C;

DOI:10.1039/DT9960002553

Reference yield: 87.0%

polytetrafluoroethylene (116-14-3,82785-14-6) + Te4(2+)*2AsF6(1-)=Te4(AsF6)2 (12536-35-5) → Hexafluoroethane (76-16-4) + bis(pentafluoroethyl)tellurium (41055-97-4) + bis(pentafluoroethyl) ditelluride (41055-98-5) + pentafluoroethyl(nonafluorobutyl)tellurium (55620-41-2) + arsenic(III) fluoride (7784-35-2)

Guidance literature:

at 100°C for 11 d, at 15 atm in a Monel reactor;

DOI:10.1039/DT9750000488

upstream raw materials:

selenium

arsenic pentafluoride

iodine

sodium fluoride

Downstream raw materials:

silicon tetrafluoride

arsenic trichloride

arsenic pentafluoride

Dichlorodifluoromethane

Refernces

• 1、 McCarron, Eugene M.,Bartlett, Neil. "Composition and Staging in the Graphite-AsF6 System and its Relationship to Graphite-AsF5". . p. 404 - 406. Retrieved 1980.
• 2、 Naumann, Dieter,Nowicki, Gabriele,Sassen, Karl-Josef. "Preparations and properties of tris(perfluoroalkyl) arsenic and antimony(III, V) compounds". . p. 1183 - 1189. Retrieved 2008/10/09.