R1234yf - 2,3,3,3-Tetrafluorpropen




2,3,3,3-Tetrafluorprop-1-en - auch: 2,3,3,3-Tetrafluorpropen, Tetrafluoropropylen, R1234yf, HFO-1234yf - C3H2F4, Molekulargewicht 114,04 g/mol, CAS 754-12-1 - ist ein fluorierter, hochentzündlicher, ungesättigter Kohlenwasserstoff und findet Anwendung als Kältemittel in Klimaanlagen, speziell in Autos.

 

HFO1234yf

 

Das Tetrafluorpropen ist unter Normalbedingungen ein farbloses Gas, Schmelzpunkt -152,24 °C Siedpunkt -30 °C.

 

Weitere Eigenschaften [1]

Dichte:1,1 g cm3 (Flüssigkeit bei 25 °C)
Selbstentzündungstemperatur:405 °C
Explosionsgrenzen:6,2 – 12,3 Vol. %
Dampfdruck: 6,067 hPa bei 21,1 °C
14,203 hPa bei 54,4 °C
Wasserlöslichkeit:198,2 mg/l bei 24 °C
Handelsnamen:Solstice™ yf (Honeywell), R-1234yf, HFO-1234yf

 

Bezugsquellen

[Apollo Scientific] UK

[Honeywell] International, Inc., USA (Hersteller).

 

Quellen und weitere Informationen

[1] - Sicherheitsdatenblatt für HFO-1234yf, R1234yf, 2,3,3,3-Tetrafluorpropen (GESTIS).

[2] - Nielsen et al.:
Atmospheric chemistry of CF3CF=CH2: Kinetics and mechanisms of gas-phase reactions with Cl atoms, OH radicals, and O3.
Chemical Physics Letters, (2007), DOI 10.1016/j.cplett.2007.03.053.

[3] - Paul Schuster et al.:
Biotransformation of 2,3,3,3-tetrafluoropropene (HFO-1234yf).
Toxicology and Applied Pharmacology, (2008), DOI 10.1016/j.taap.2008.08.018.

[4] - J. Steven Brown et al.:
Thermodynamic Properties of Eight Fluorinated Olefins.
International Journal of Refrigeration, (2009), DOI 10.1016/j.ijrefrig.2009.04.005.

[5] - Di Nicola, Polonara, Santori:
Saturated Pressure Measurements of 2,3,3,3-Tetrafluoroprop-1-ene (HFO-1234yf).
Journal of Chemical & Engineering Data, (2009), DOI 10.1021/je900306v.

[6] - Markus Richter, Mark O. McLinden, Eric W. Lemmon:
Thermodynamic Properties of 2,3,3,3-Tetrafluoroprop-1-ene (R1234yf): Vapor Pressure and p–ρ–T Measurements and an Equation of State.
Journal of Chemical and Engineering Data, (2011), 10.1021/je200369m.

[7] - Tobias Schmidt, Rüdiger Bertermann, George M. Rusch, Gary M. Hoffman, Wolfgang Dekant:
Biotransformation of 2,3,3,3-tetrafluoropropene (HFO-1234yf) in male, pregnant and non-pregnant female rabbits after single high dose inhalation exposure.
Toxicology and Applied Pharmacology, (2012), DOI 10.1016/j.taap.2012.05.019.

[8] - Jon Olson, Steven Lambert:
Hot Surface Ignition and Fire Propagation Characteristics of R134a and R1234yf Refrigerants.
SAE Int. J. Mater. Manf., (2012), DOI 10.4271/2012-01-0984.

[9] - Dr. Brigitte Osterath:
Kältemittel entflammt Widerstand.
Nachrichten aus der Chemie, (2012), DOI 10.1002/nadc.201290270.

[10] - Guosheng Qiu, Xianyang Meng, Jiangtao Wu:
Density measurements for 2,3,3,3-tetrafluoroprop-1-ene (R1234yf) and trans-1,3,3,3-tetrafluoropropene (R1234ze(E)).
The Journal of Chemical Thermodynamics, (2013), DOI 10.1016/j.jct.2013.01.006.

[11] - Michael Feller, Karin Lux, Christian Hohenstein, Andreas Kronath:
Structure and Properties of 2,3,3,3-Tetrafluoropropene (HFO 1234yf).
Zeitschrift für Naturforschung, 69b, 379, (2014).

[12a] - Jeongdae Im, Gillian E. Walshe-Langford, Ji-Won Moon, Frank E. Löffler:
Environmental Fate of the Next Generation Refrigerant 2,3,3,3-Tetrafluoropropene (HFO-1234yf).
Environmental Science and Technology, (2014), DOI 10.1021/es5032147.

[12b] - T. J. Wallington, J. E. Anderson:
Comment on Environmental Fate of the Next Generation Refrigerant 2,3,3,3-Tetrafluoropropene (HFO-1234yf).
Environmental Science and Technology, (2015), DOI 10.1021/es505996r.

[13] - MAK-Wert:
2,3,3,3-Tetrafluorpropen.
The MAK Collection for Occupational Health and Safety, (2015), DOI 10.1002/3527600418.mb75412d0059, open access.


Aktualisiert am 01. Januar 2017.







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