Tribromofluoromethane

Structural formula
General
Surname	Tribromofluoromethane
other names	Fluorotribromomethane; Halon 1103; R 11B3;
Molecular formula	CBr 3 F
Brief description	colorless liquid
External identifiers / databases
EC number	206-535-8
ECHA InfoCard	100.005.942
PubChem	67707
Wikidata	Q843735
properties
Molar mass	270.72 g mol −1
Physical state	liquid
density	2.765 g cm −3 (25 ° C)
Melting point	−73.6 ° C
boiling point	106-107 ° C
solubility	practically insoluble in water; soluble in ethanol;
Refractive index	1.525 (20 ° C)
safety instructions
GHS labeling of hazardous substances Caution
H and P phrases	H: 315-319-335
	P: 261-305 + 351 + 338
	As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions . Refractive index: Na-D line , 20 ° C

Tribromofluoromethane is a chemical compound of bromine from the group of halogenated hydrocarbons .

Extraction and presentation

Tribromofluoromethane can be obtained by reacting tetrabromomethane with bromine trifluoride , antimony trifluoride (also together with bromine ) or silver (I) fluoride .

{\ displaystyle \ mathrm {CBr_ {4} + BrF_ {3} \ longrightarrow CBr_ {3} F + CBr_ {2} F_ {2}}}

{\ displaystyle \ mathrm {CBr_ {4} + Br_ {2} + SbF_ {3} \ longrightarrow CBr_ {3} F}}

properties

Tribromofluoromethane is a clear, colorless liquid that is insoluble in water. In the solid state, the compound has an orthorhombic crystal structure with the space group Pnma (space group no. 62) . Template: room group / 62

use

Tribromofluoromethane is used in the synthesis of organic compounds such as dibromofluoromethyllithium , which when reacted with an aldehyde or ketone gives fluorinated alcohols. It was also used for extinguishing fires.

Individual evidence

↑ ^a ^b ^c ^d ^e ^f ^g ^h ⁱ ^j Data sheet Tribromofluoromethane, 99% from Sigma-Aldrich , accessed on March 31, 2016 ( PDF ).
^ ^A ^b ^c William M. Haynes: CRC Handbook of Chemistry and Physics, 96th Edition . CRC Press, 2015, ISBN 978-1-4822-6097-7 , pp. 516 ( limited preview in Google Book search).
^ Thomas L. Gilchrist: Comprehensive Organic Functional Group Transformations . Elsevier, 1995, ISBN 0-08-042704-9 , pp. 222 ( limited preview in Google Book search).
↑ Andrew N. Fitch, Jeremy K. Cockcroft: The structure of solid tribromofluoromethane CFBr3 by powder neutron diffraction. In: Journal of Crystallography - Crystalline Materials. 202, 1992, doi : 10.1524 / zkri.1992.202.14.243 .
^ Mark Anthony Benvenuto: Industrial Chemistry For Advanced Students . Walter de Gruyter GmbH & Co KG, 2015, ISBN 978-3-11-035170-5 , p. 115 ( limited preview in Google Book search).

[Sigma-1] ↑ ^a ^b ^c ^d ^e ^f ^g ^h ⁱ ^j Data sheet Tribromofluoromethane, 99% from Sigma-Aldrich , accessed on March 31, 2016 ( PDF ).

[William_M._Haynes-2] A ^b ^c William M. Haynes: CRC Handbook of Chemistry and Physics, 96th Edition . CRC Press, 2015, ISBN 978-1-4822-6097-7 , pp. 516 ( limited preview in Google Book search).

[Thomas_L._Gilchrist-3] Thomas L. Gilchrist: Comprehensive Organic Functional Group Transformations . Elsevier, 1995, ISBN 0-08-042704-9 , pp. 222 ( limited preview in Google Book search).

[DOI10.1524/zkri.1992.202.14.243-4] Andrew N. Fitch, Jeremy K. Cockcroft: The structure of solid tribromofluoromethane CFBr3 by powder neutron diffraction. In: Journal of Crystallography - Crystalline Materials. 202, 1992, doi : 10.1524 / zkri.1992.202.14.243 .

[Mark_Anthony_Benvenuto-5] Mark Anthony Benvenuto: Industrial Chemistry For Advanced Students . Walter de Gruyter GmbH & Co KG, 2015, ISBN 978-3-11-035170-5 , p. 115 ( limited preview in Google Book search).