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Merck

254991

Sigma-Aldrich

Trichlorfluormethan

≥99.5%

Synonym(e):

CFC-11, Fluortrichlormethan, Freon® 11

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About This Item

Lineare Formel:
Cl3CF
CAS-Nummer:
Molekulargewicht:
137.37
Beilstein:
1732469
EG-Nummer:
MDL-Nummer:
UNSPSC-Code:
12352100
PubChem Substanz-ID:
NACRES:
NA.22
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Dampfdichte

5.04 (vs air)

Qualitätsniveau

Dampfdruck

12.85 psi ( 20 °C)
39.17 psi ( 55 °C)

Assay

≥99.5%

Form

liquid

Brechungsindex

n20/D 1.3821 (lit.)

bp

23.7 °C (lit.)

mp (Schmelzpunkt)

−111-−110 °C (lit.)

Löslichkeit

water: soluble 1 g/L

Dichte

1.494 g/mL at 25 °C (lit.)

Funktionelle Gruppe

chloro
fluoro

Lagertemp.

2-8°C

SMILES String

FC(Cl)(Cl)Cl

InChI

1S/CCl3F/c2-1(3,4)5

InChIKey

CYRMSUTZVYGINF-UHFFFAOYSA-N

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Allgemeine Beschreibung

Rotational absorption spectrum for the ground state of trichlorofluoromethane (Freon-11) has been measured on the part per thousand levels by volume by time-resolved THz spectroscopy[1]. Reductive dehalogenation of trichlorofluoromethane catalyzed by Methanobacterium barkeri has been reported[2].

Anwendung

Please view www.aldrich.com/epaods regarding the EPA′s request for application information of Ozone Depleting Substances

Rechtliche Hinweise

Freon is a registered trademark of E. I. du Pont de Nemours and Company

Piktogramme

Exclamation mark

Signalwort

Warning

H-Sätze

P-Sätze

Gefahreneinstufungen

Ozone 1

Lagerklassenschlüssel

10 - Combustible liquids

WGK

WGK 2

Flammpunkt (°F)

Not applicable

Flammpunkt (°C)

Not applicable

Persönliche Schutzausrüstung

Eyeshields, Faceshields, Gloves


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Analysenzertifikate (COA)

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Die Dokumentenbibliothek aufrufen

Terahertz (THz) spectroscopy of Freon-11 (CCl3F, CFC-11) at room temperature.
Altan H, et al.
Chemical Physics Letters, 427(4), 241-245 (2006)
Dehalogenation of trichlorofluoromethane (CFC-11) by Methanosarcina barkeri.
Krone UE and Thauer RK.
FEMS Microbiology Letters, 90(2), 201-204 (1992)
E Jüngling et al.
Analytical biochemistry, 171(1), 150-157 (1988-05-15)
A one-vial procedure has been developed to quantify free fatty acids in human blood serum and rat heart tissue. To allow routine analysis the system has been constructed to allow simultaneous processing of nine samples (Praechromat). The free fatty acids
A Groppi et al.
Journal of forensic sciences, 39(3), 871-876 (1994-05-01)
A case of lethal poisoning due to trichlorofluoromethane (FC11) inhalation is described. The fluorocarbon was determined in biological tissues by headspace gas chromatography-mass spectrometry. FC11 was detected in all the examined tissues, with decreasing levels in heart, lung, brain, liver
Konrad Stemmler et al.
Environmental science & technology, 41(4), 1145-1151 (2007-06-28)
HFC-365mfc (1,1,1,3,3-pentafluorobutane) is an industrial chemical used for polyurethane foam blowing. From early 2003, HFC-365mfc has been commercially produced as a substitute for HCFC-141b, whose use in Europe has been banned since January 2004. We describe the first detection of

Questions

1–3 of 3 Questions  
  1. How can I determine the shelf life / expiration / retest date of this product?

    1 answer
    1. If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
      For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
      For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/449/386/product-dating-information-mk.pdf

      Helpful?

  2. How is shipping temperature determined? And how is it related to the product storage temperature?

    1 answer
    1. Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf

      Helpful?

  3. Hi! Several questions on this product: 1. What kind of container is the substance filled within? 2. What is the best method to extract the CFCl3 from its container? 3. Are there any regulations we need to be aware of when purchasing?

    1 answer
    1. This product is packaged in glass bottle with a Sure/Seal cap. Please see this technical bulletin which further explains this packaging as well as the best way to extract material with a Sure/Seal cap: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/685/583/al_techbull_al134.pdf.

      This product is subject to restrictions of local country.

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