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Revision as of 21:40, 10 November 2011 editBeetstra (talk | contribs)Edit filter managers, Administrators172,080 edits Script assisted update of identifiers for the Chem/Drugbox validation project (updated: 'KEGG', 'CASNo').← Previous edit		Latest revision as of 13:10, 7 September 2024 edit undo46.18.177.138 (talk) →External links: Category
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			{{Use dmy dates|date=February 2021}}
	{{chembox		{{chembox
	| Verifiedfields = changed		| Verifiedfields = changed
			| Watchedfields = changed
	| verifiedrevid = 399713261		| verifiedrevid = 460032038
	| ImageFile = Chlorofluoromethane.png		| ImageFileL1 = Chlorofluoromethane.png
	| ImageSize = 120px		| ImageSizeL1 = 120px
	| IUPACName = Chlorofluoromethane		| ImageFileR1 = Chlorofluoromethane-3D-vdW.png
⚫	| OtherNames = Fluorochloromethane, Chloro-fluoro-methane, Methylene chloride fluoride, Monochloromonofluoromethane, CFM, Khladon 31, Freon 31, CFC 31, R 31
			| ImageSizeR1 = 121px
⚫	| Section1 = {{Chembox Identifiers
			| PIN = Chloro(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) -->
⚫	| ChemSpiderID_Ref = {{chemspidercite|correct|chemspider}}
		⚫	| OtherNames = Chlorofluoromethane<br />Fluorochloromethane<br />Chloro-fluoro-methane<br />Methylene chloride fluoride<br />Monochloromonofluoromethane<br />CFM<br />Khladon 31<br />Freon 31<br />HCFC 31<br />R 31
		⚫	|Section1={{Chembox Identifiers
		⚫	| ChemSpiderID_Ref = {{chemspidercite|correct|chemspider}}
	| ChemSpiderID = 11153		| ChemSpiderID = 11153
	| InChIKey = XWCDCDSDNJVCLO-UHFFFAOYAV		| InChIKey = XWCDCDSDNJVCLO-UHFFFAOYAV
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	| StdInChIKey_Ref = {{stdinchicite|correct|chemspider}}		| StdInChIKey_Ref = {{stdinchicite|correct|chemspider}}
	| StdInChIKey = XWCDCDSDNJVCLO-UHFFFAOYSA-N		| StdInChIKey = XWCDCDSDNJVCLO-UHFFFAOYSA-N
	| CASNo_Ref = {{cascite|correct|??}}		| CASNo_Ref = {{cascite|changed|??}}
	| CASNo = <!-- blanked - oldvalue: 593-70-4 -->		| CASNo = 593-70-4
	| EINECS = 209-803-2		| EINECS = 209-803-2
	| PubChem = 11643		| PubChem = 11643
	| UNII_Ref = {{fdacite|changed|FDA}}		| UNII_Ref = {{fdacite|correct|FDA}}
	| UNII = CUM8OUO53E		| UNII = CUM8OUO53E
	| SMILES = ClCF		| SMILES = C(F)Cl
	| KEGG_Ref = {{keggcite|changed|kegg}}		| KEGG_Ref = {{keggcite|changed|kegg}}
	| KEGG = <!-- blanked - oldvalue: C19362 -->		| KEGG = C19362
	| InChI = 1/CH2ClF/c2-1-3/h1H2		| InChI = 1/CH2ClF/c2-1-3/h1H2
	}}		}}
	| Section2 = {{Chembox Properties		|Section2={{Chembox Properties
	| Formula = CH<sub>2</sub>ClF		| Formula = CH<sub>2</sub>ClF
	| MolarMass = 68.48 g/mol		| MolarMass = 68.48 g/mol
	| Appearance = Gas		| Appearance = Gas
	| Density = 1.271 kg/m<sup>3</sup> at 20 °C		| Density = 1.271 kg/m<sup>3</sup> at 20&nbsp;°C
	| MeltingPt = -133.0 °C		| MeltingPtC = -133.0
	| BoilingPt = -9.1 °C		| BoilingPtC = -9.1
	| Solubility =		| Solubility =
	| HenryConstant = 0.15 mol.kg<sup>-1</sup>.bar<sup>-1</sup>		| HenryConstant = 0.15 mol.kg<sup>−1</sup>.bar<sup>−1</sup>
	}}		}}
	| Section3 = {{Chembox Hazards		|Section3={{Chembox Hazards
	| MainHazards = ]		| MainHazards = ]
	| FlashPt =		| FlashPt =
	| Autoignition =		| AutoignitionPt =
	}}		}}
	}}		}}
			'''Chlorofluoromethane''' or '''Freon 31''' is the ] (HCFC) with the formula CH<sub>2</sub>ClF. It is a colorless, odorless, flammable gas.<ref name=Ullmann/> It is a class II ozone depleting substance and in accordance with the montreal protocol, its production and import were banned on 1 January 2015.<ref>{{Cite web |last=US EPA |first=OAR |date=2015-07-22 |title=Phaseout of Class II Ozone-Depleting Substances |url=https://www.epa.gov/ods-phaseout/phaseout-class-ii-ozone-depleting-substances |access-date=2024-08-29 |website=www.epa.gov |language=en}}</ref>
	'''Chlorofluoromethane''' or '''Freon 31''' is a gaseous mixed ] (] - HCFC).
			==Uses==
⚫	Its crystal structure is ] with ] P2<sub>1</sub> and ]s ''a'' = 6.7676, ''b'' = 4.1477, ''c'' = 5.0206 (.10<sup>-1</sup> nm), β = 108.205°.<ref>
			Pyrolysis of a mixture of ] and chlorofluoromethane gives ]:<ref name=Ullmann>{{Ullmann | last1= Dagani|first1=M. J. | last2= Barda|first2=H. J. | last3 = Benya|first3=T. J. | last4= Sanders|first4=D. C. | title = Bromine Compounds | doi = 10.1002/14356007.a04_405 }}</ref>
			:3 CHCl<sub>2</sub>F + 3 CH<sub>2</sub>ClF → C<sub>6</sub>F<sub>6</sub> + 9 HCl
		⚫	It was used as a ] and has an ] of 0.02.
			==Additional data==
		⚫	Its crystal structure is ] with ] P2<sub>1</sub> and ]s ''a'' = 6.7676, ''b'' = 4.1477, ''c'' = 5.0206 (0.10<sup>−1</sup> nm), β = 108.205°.<ref>
	{{cite journal		{{cite journal
	| author = Binbrek O. S., Torrie B. H., Swainson I. P.		|author1=Binbrek O. S. |author2=Torrie B. H. |author3=Swainson I. P. | year = 2002
	| year = 2002
	| title = Neutron powder-profile study of chlorofluoromethane		| title = Neutron powder-profile study of chlorofluoromethane
	| journal = ]		| journal = ]
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	| pmid = 12415178		| pmid = 12415178
	| doi = 10.1107/S0108270102017328		| doi = 10.1107/S0108270102017328
	}}</ref>		|s2cid=6646254 }}</ref>
	In altitude of 22&nbsp;km traces of chlorofluoromethane occur (148 ppt)<ref>		At an altitude of 22&nbsp;km, traces of chlorofluoromethane occur (148 ppt).<ref>
	{{cite journal		{{cite journal
	| author = C. Lippens et al.		| author = C. Lippens
	| year = 1981		| year = 1981
	| title = Atmospheric nitric acid and chlorofluoromethane 11 from interferometric spectra obtained at the Observatoire du Pic du Midi		| title = Atmospheric nitric acid and chlorofluoromethane 11 from interferometric spectra obtained at the Observatoire du Pic du Midi
	| journal = ]		| journal=]
	| volume = 12 | issue = 5 | pages = 331–336		| volume = 12 | issue = 5 | pages = 331–336
	| doi = 10.1088/0150-536X/12/5/007		| doi = 10.1088/0150-536X/12/5/007
			| bibcode = 1981JOpt...12..331L
	}}</ref>
			| display-authors=etal}}</ref>
⚫	It is used as a ] with ] 0.02.
	== References ==		== References ==
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	== External links ==		== External links ==
	*		*
	*		*
	* IARC Summaries & Evaluations: ,		* IARC Summaries & Evaluations: ,
	{{Halomethanes}}		{{Halomethanes}}
	{{organohalide-stub}}
	]		]
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