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Revision as of 11:50, 17 February 2011 editBeetstra (talk | contribs)Edit filter managers, Administrators172,055 edits Script assisted update of identifiers from ChemSpider, CommonChemistry and FDA for the Chem/Drugbox validation project - Updated: ChEMBL.← Previous edit		Latest revision as of 13:40, 30 October 2024 edit undoMondtaler (talk | contribs)182 edits GHS04 and H280 specifically address hazards linked to the pressurized storage of gases. As storage methods can vary, these pictograms and hazard statements are not universally applicable to all gaseous compounds.Tag: 2017 wikitext editor
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	{{chembox		{{chembox
			| Verifiedimages = changed
⚫	| verifiedrevid = 400338440
			| Watchedfields = changed
		⚫	| verifiedrevid = 414419791
			| ImageFile_Ref = {{chemboximage|correct|??}}
	| ImageFile = Dichlorofluoromethane.png		| ImageFile = Dichlorofluoromethane.png
	| ImageSize = 120px		| ImageSize = 120px
			| PIN = Dichloro(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) -->
	| IUPACName = Dichlorofluoromethane
	| OtherNames = Fluorodichloromethane, Monofluorodichloromethane, Dichloromonofluoromethane, Freon 21, Refrigerant 21, R 21, HCFC 21, Algofrene Type 5, Arcton 7, Halon 112, UN 1029		| OtherNames = Dichlorofluoromethane<br />Fluorodichloromethane<br />Monofluorodichloromethane<br />Dichloromonofluoromethane<br />Freon 21<br />Refrigerant 21<br />R 21<br />HCFC 21<br />Algofrene Type 5<br />Arcton 7<br />Halon 112<br />UN 1029<br />Genetron 21
	| Section1 = {{Chembox Identifiers		|Section1={{Chembox Identifiers
	| ChemSpiderID_Ref = {{chemspidercite|correct|chemspider}}		| ChemSpiderID_Ref = {{chemspidercite|correct|chemspider}}
	| ChemSpiderID = 6130		| ChemSpiderID = 6130
	| UNII_Ref = {{fdacite|correct|FDA}}		| UNII_Ref = {{fdacite|correct|FDA}}
	| UNII = 7GAO4CRJ0B		| UNII = 7GAO4CRJ0B
	| InChIKey = UMNKXPULIDJLSU-UHFFFAOYAU		| InChIKey = UMNKXPULIDJLSU-UHFFFAOYAU
			| ChEMBL_Ref = {{ebicite|correct|EBI}}
	| ChEMBL = 116813		| ChEMBL = 116813
	| StdInChI_Ref = {{stdinchicite|correct|chemspider}}		| StdInChI_Ref = {{stdinchicite|correct|chemspider}}
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	| StdInChIKey = UMNKXPULIDJLSU-UHFFFAOYSA-N		| StdInChIKey = UMNKXPULIDJLSU-UHFFFAOYSA-N
	| CASNo = 75-43-4		| CASNo = 75-43-4
	| CASNo_Ref = {{cascite|correct|CAS}}		| CASNo_Ref = {{cascite|correct|CAS}}
	| EINECS = 200-869-8		| EINECS = 200-869-8
	| PubChem = 6370		| PubChem = 6370
	| SMILES = ClC(Cl)F		| UNNumber = 1029
	| InChI = 1/CHCl2F/c2-1(3)4/h1H		| SMILES = ClC(Cl)F
			| InChI = 1/CHCl2F/c2-1(3)4/h1H
	| RTECS = PA8400000		| RTECS = PA8400000
	}}		}}
	| Section2 = {{Chembox Properties		|Section2={{Chembox Properties
	| Formula = CHCl<sub>2</sub>F		| Formula = CHCl<sub>2</sub>F
	| MolarMass = 102.92 g/mol		| MolarMass = 102.92{{nbsp}}g/mol
	| Appearance = Colorless gas		| Appearance = Colorless gas
			| Odor = ]-like<ref name=PGCH/>
⚫	| Density = 1.405 g/cm<sup>3</sup> at 9 °C
			| Density = {{ubl
⚫	1.366 kg/m<sup>3</sup> at 25 °C
		⚫	| 1.405{{nbsp}}kg/m<sup>3</sup> at 9{{nbsp}}°C
	| MeltingPt = -135 °C
		⚫	| 1.366{{nbsp}}kg/m<sup>3</sup> at 25{{nbsp}}°C
	| BoilingPt = 8.92 °C
			}}
⚫	| Solubility = 9.420 g/l at 30 °C
	| LogP = 1.55		| MeltingPtC = -135
			| BoilingPtC = 8.92
	| HenryLaw = 0.19 mol.kg<sup>-1</sup>.bar<sup>-1</sup>
		⚫	| Solubility = 9.420{{nbsp}}g/L at 30{{nbsp}}°C
⚫	| VaporPressure = 160 kPa
			| LogP = 1.55
			| HenryConstant = 0.19{{nbsp}}(mol·kg·bar){{sup|−1}}
		⚫	| VaporPressure = 160{{nbsp}}kPa
			| MagSus = −48.8·10<sup>−6</sup>{{nbsp}}cm<sup>3</sup>/mol
			| ThermalConductivity = 0.0086{{nbsp}}W/m·K (300{{nbsp}}K)<ref>Touloukian, Y.S., Liley, P.E., and Saxena, S.C. Thermophysical properties of matter - the TPRC data series. Volume 3. Thermal conductivity - nonmetallic liquids and gases. Data book. 1970.</ref>
	}}		}}
	| Section3 = {{Chembox Hazards		|Section3={{Chembox Hazards
			| GHSPictograms = {{GHS07}}
	| MainHazards = Dangerous for the environment ('''N''')
			| GHSSignalWord = Warning
	| RPhrases = {{R59}}
	| SPhrases = {{S59}}		| HPhrases = {{H-phrases|420}}
			| PPhrases = {{P-phrases|410+403|502}}
	| FlashPt =		| FlashPt = Non-flammable
	| Autoignition = 522 °C
			| FlashPt_ref = <ref name=PGCH/>
			| AutoignitionPtC = 522
			| AutoignitionPt_notes =
			| PEL = TWA 1000{{nbsp}}ppm (4200{{nbsp}}mg/m<sup>3</sup>)<ref name=PGCH>{{PGCH|0197}}</ref>
			| IDLH = 5000{{nbsp}}ppm<ref name=PGCH/>
			| REL = TWA 10{{nbsp}}ppm (40{{nbsp}}mg/m<sup>3</sup>)<ref name=PGCH/>
			| LC50 = {{ubl
			| >800,000{{nbsp}}mg/m<sup>3</sup> (mouse, 2{{nbsp}}hr)
			| 49,900{{nbsp}}ppm (rat, 4{{nbsp}}hr)<ref name=IDLH>{{IDLH|75434|Dichloromonofluoromethane}}</ref>
			}}
			| LCLo = {{ubl
			| 100,000{{nbsp}}ppm (guinea pig, <1{{nbsp}}hr)
			| 100,000{{nbsp}}ppm (mouse, <1{{nbsp}}hr)<ref name=IDLH/>
			}}
	}}		}}
	}}		}}
	'''Dichlorofluoromethane''' or '''Freon 21''' or '''R 21''' is a ] or ]. It is a colorless and odorless gas.		'''Dichlorofluoromethane''' or '''Freon 21''' or '''R 21''' is a ] or ] with the formula CHCl<sub>2</sub>F. It is a colorless and odorless gas. It is produced by fluorination of ] using a catalyst such as ]:<ref name=Ullmann/>
			:CHCl<sub>3</sub> + HF → CHCl<sub>2</sub>F + HCl
⚫	Its critical point is at 178.5 °C (451.7 K) and 517 MPa (51.7 bar). At temperatures from 5 K to 105 K it has one phase in the ] Pbca.
	==Uses==		==Uses==
	Dichlorofluoromethane was used as a ] and refrigerant, but due to its ] it has been set to be phased out. It has ] 0.04. Production and consumption has been since 2004 reduced to 15 % of level from 1989 and it is to be phased out in 2015 according to ].		Dichlorofluoromethane was used as a ] and refrigerant. Due to its role in ], dichlorofluoromethane has been largely phased out. It has ] 0.04. Production and consumption has been since 2004 reduced to 15% of level from 1989 and it is to be phased out in 2015 according to ].
			Pyrolysis of a mixture of dichlorofluoromethane and ] 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
			==Additional physical data==
		⚫	Its critical point is at 178.5&nbsp;°C (451.7{{nbsp}}K) and 5.17{{nbsp}}MPa (51.7{{nbsp}}bar). At temperatures from 5{{nbsp}}K to 105{{nbsp}}K, it has one phase in the ] Pbca.
			==Safety==
			Its toxicity is comparable to that of ]. Its ] is 10{{nbsp}}ppm.<ref name=Ullmann/>
			==References==
			{{Reflist}}
	==External links==		==External links==
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	* {{PGCH|0197}}		* {{PGCH|0197}}
	*		*
	*		* {{Webarchive|url=https://web.archive.org/web/20210218030523/http://encyclopedia.airliquide.com/encyclopedia.asp?GasID=87 |date=2021-02-18 }}
	{{Halomethanes}}		{{Halomethanes}}
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	]		]
	]		]
			]
	]		]
	]		]
	]
	]
	]
	]
	]