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Revision as of 12:29, 12 October 2011 editCheMoBot (talk | contribs)Bots141,565 edits Updating {{chembox}} (no changed fields - added verified revid - updated 'DrugBank_Ref', 'UNII_Ref', 'ChEMBL_Ref', 'ChEBI_Ref', 'KEGG_Ref', 'ChEBI_Ref') per Chem/Drugbox validation (report [[Wikipedia_talk:WikiProject_Chemicals|er...← Previous edit Latest revision as of 13:09, 7 September 2024 edit undo46.18.177.138 (talk) External sources: Category 
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{{chembox {{Chembox
| Watchedfields = changed
| verifiedrevid = 442806442 | verifiedrevid = 455196803
| ImageFile = Bromofluoromethane.png | ImageFile = Bromofluoromethane.png
| ImageSize = 120px | ImageSize = 175px
| IUPACName = Bromofluoromethane | ImageFile1 = Bromofluoromethane-3D-vdW.png
| ImageSize1 = 175px
| OtherNames = Bromofluoromethylene, CFC 31B1, R 31B1
| PIN = Bromo(fluoro)methane <!-- Parentheses are used according to Subsection P-16.5.1.3 of Nomenclature of Organic Chemistry – IUPAC Recommendations and Preferred Names 2013 (Blue Book) -->
| Section1 = {{Chembox Identifiers
| OtherNames = Bromofluoromethane<br />Bromofluoromethylene<br />CFC 31B1<br />R 31B1
| ChemSpiderID_Ref = {{chemspidercite|correct|chemspider}}
|Section1={{Chembox Identifiers
| ChemSpiderID_Ref = {{chemspidercite|correct|chemspider}}
| ChemSpiderID = 55059 | ChemSpiderID = 55059
| SMILES1 = BrCF | SMILES1 = BrCF
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| StdInChIKey_Ref = {{stdinchicite|correct|chemspider}} | StdInChIKey_Ref = {{stdinchicite|correct|chemspider}}
| StdInChIKey = LHMHCLYDBQOYTO-UHFFFAOYSA-N | StdInChIKey = LHMHCLYDBQOYTO-UHFFFAOYSA-N
| CASNo_Ref = {{cascite|correct|??}}
| CASNo = 373-52-4 | CASNo = 373-52-4
| UNII_Ref = {{fdacite|correct|FDA}}
| PubChem = 61108
| SMILES = C(F)Br | UNII = 22205E7CEM
| PubChem = 61108
| InChI = 1/CH2BrF/c2-1-3/h1H2
| SMILES = C(F)Br
}}
| InChI = 1/CH2BrF/c2-1-3/h1H2
| Section2 = {{Chembox Properties
}}
| Formula = CH<sub>2</sub>BrF
|Section2={{Chembox Properties
| MolarMass = 112.93 g/mol
| Formula = CH<sub>2</sub>BrF
| Appearance = Gas
| MolarMass = 112.93 g/mol
| Density =
| MeltingPt = | Appearance = Gas
| BoilingPt = 19 °C | Density =
| Solubility = | MeltingPt =
| BoilingPtC = 19
}}
| Solubility =
| Section3 = {{Chembox Structure
}}
| CrystalStruct =
|Section3={{Chembox Structure
| Coordination =
| CrystalStruct =
| MolShape = Tetrahedral
| Coordination =
}}
| MolShape = Tetrahedral
| Section3 = {{Chembox Hazards
}}
| MainHazards =
|Section4={{Chembox Hazards
| FlashPt =
| Autoignition = | MainHazards =
| FlashPt =
}}
| AutoignitionPt =
}}
}} }}


'''Bromofluoromethane''' is a mixed gaseous ] soluble in ] and very soluble in ]. '''Bromofluoromethane''' is a mixed gaseous ] soluble in ] and very soluble in ].


Its ], ''S''<sup><s>o</s></sup><sub>gas</sub> is 276.3 J/(mol K) and ], ''c<sub>p</sub>'' is 49.2 J/(mol K). Its ], ''S''<sup><s>o</s></sup><sub>gas</sub> is 276.3 J/(mol K) and ], ''c<sub>p</sub>'' is 49.2 J/(mol K).
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# From ] by reductive debromination with a Swarts reagent. # From ] by reductive debromination with a Swarts reagent.
# From a dihalomethane by an halogen exchange reaction or from a halomethane by catalyzed ] or ]. # From a dihalomethane by an halogen exchange reaction or from a halomethane by catalyzed ] or ].
The method with the highest yield is reductive debromination of dibromofluoromethane using an organotin hydride<ref></ref>. The method with the highest yield is reductive debromination of dibromofluoromethane using an organotin hydride.<ref></ref>


== Uses == == Uses ==
Bromofluoromethane is an important reagent in the manufacture of intermediates, pharmaceuticals and other chemicals. Usage of bromofluoromethane is regulated due to its ] (0.73). Its isotopomer CH<sub>2</sub>Br<sup>18</sup>F is used in radiochemistry. Bromofluoromethane is an important reagent in the manufacture of intermediates, pharmaceuticals and other chemicals. Usage of bromofluoromethane is regulated due to its ] (0.73). Its isotopomer CH<sub>2</sub>Br<sup>18</sup>F contains ] and is used in radiochemistry.


== References == == References ==
<references/> <references/>
*{{cite journal | author = G. Cazzoli, C. Puzzarini, A. Baldacci and A. Baldan | year = 2007 | title = Determination of the molecular dipole moment of bromofluoromethane: microwave Stark spectra and ab initio calculations | journal = J. Mol. Spectrosc. | volume = 241 | issue = 115 | pages = | pmid = | doi = | url = | accessdate = 2007-06-29}} *{{cite journal | author = G. Cazzoli |author2=C. Puzzarini |author3=A. Baldacci |author4=A. Baldan |name-list-style=amp | year = 2007 | title = Determination of the molecular dipole moment of bromofluoromethane: microwave Stark spectra and ab initio calculations | journal = J. Mol. Spectrosc. | volume = 241 | issue = 115 |pages=112–115 | doi = 10.1016/j.jms.2006.11.004|bibcode=2007JMoSp.241..112C }}<!--| accessdate = 2007-06-29-->


== External sources == == External sources ==
* * {{Dead link|date=August 2023 |bot=InternetArchiveBot |fix-attempted=yes }}
* http://www.valliscor.com/bromofluoromethane


{{Halomethanes}} {{Halomethanes}}
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