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1,1,1-Trifluoroethane

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Identification
Molecular formula
C2H3F3
CAS number
75-37-6
IUPAC name
1,1,1-trifluoroethane
State
State

At room temperature, 1,1,1-trifluoroethane is in the gaseous state. It is widely used as a refrigerant in cooling systems.

Melting point (Celsius)
-111.00
Melting point (Kelvin)
162.15
Boiling point (Celsius)
-47.60
Boiling point (Kelvin)
225.55
General information
Molecular weight
84.04g/mol
Molar mass
84.0410g/mol
Density
1.4000g/cm3
Appearence

1,1,1-Trifluoroethane is a colorless gas at room temperature and standard atmospheric pressure. It is non-flammable and has a faint, ether-like odor.

Comment on solubility

Solubility of 1,1,1-Trifluoroethane

1,1,1-Trifluoroethane, with the chemical formula C2H3F3, exhibits unique solubility characteristics that are worth noting:

  • Inorganic Solvents: It is generally poorly soluble in water due to its high fluorine content and the non-polar characteristics of the molecule.
  • Organic Solvents: The compound demonstrates good solubility in various organic solvents, including ethers, alcohols, and acetones. This tendency aligns with its chemical properties, favoring interactions with non-polar or slightly polar solvents.
  • Temperatures Impact: Solubility can vary with temperature; as with many compounds, increasing temperature may enhance solubility in organic liquids.
  • Mixtures: When mixed with hydrocarbons, 1,1,1-trifluoroethane can exhibit a favorable solubility profile, further supporting its use as a solvent or in applications requiring miscibility with hydrocarbons.

To summarize, while 1,1,1-trifluoroethane shows limited solubility in water, it is quite soluble in many organic solvents, making it a versatile compound in various chemical applications. As always, understanding solubility is crucial in predicting how the compound will behave in different environments, especially in industrial contexts.

Interesting facts

Interesting Facts About 1,1,1-Trifluoroethane

1,1,1-Trifluoroethane, often referred to as HFC-143a, is a compound that belongs to the family of hydrofluorocarbons (HFCs). Here are some compelling aspects of this interesting chemical:

  • Industrial Use: This compound is primarily used as a refrigerant, contributing to various applications in HVAC systems and refrigeration technology. Its efficacy in heat transfer makes it a preferred selection in the industry.
  • Global Warming Potential: 1,1,1-Trifluoroethane has a notable global warming potential (GWP), which means it can contribute to climate change if released into the atmosphere. Scientists are actively researching alternatives to minimize its environmental impact.
  • Stability and Reactivity: In terms of chemical stability, 1,1,1-trifluoroethane is inert under most conditions, which makes it a safe choice in applications where reactivity is a concern. This stability is due to the strong carbon-fluorine bonds that are less likely to participate in unwanted reactions.
  • Transition to Safer Alternatives: With the ongoing global initiatives to reduce ozone-depleting substances, industries are gradually shifting away from compounds like this one. A great quote to remember is: “Innovation is the key to sustaining the environment while meeting human needs.” This underscores the ongoing search for more environmentally friendly alternatives.

In summary, 1,1,1-trifluoroethane is a significant compound in industrial chemistry. Its balance between utility and environmental considerations reflects the dual responsibility faced by modern chemists to innovate while adhering to sustainability goals. As we continue to explore safer refrigerant options, compounds like HFC-143a serve as reminders of the important challenges in chemical science today.

Synonyms
1,1,1-TRIFLUOROETHANE
420-46-2
Trifluoroethane
Methylfluoroform
1,1,1-Trifluoroform
Fluorocarbon FC143a
Ethane, 1,1,1-trifluoro-
HFC-143a
27987-06-0
R 143a
EINECS 248-764-6
UN2035
11,1,1-Trifluoroethane
CH3CF3
84581C5PRN
R143 [UN2035] [Flammable gas]
R143
1,1,1-Trifluoroethane, compressed or Refrigerant gas R 143a
1,1,1-Trifluoroethane, compressed or Refrigerant gas R 143a [UN2035] [Flammable gas]
FC143a
CCRIS 7696
EINECS 206-996-5
BRN 1731552
UNII-84581C5PRN
MFCD00013575
1,1,1-Trifluoroethane (FC-143a)
Freon 143a
1,1,1-trifluoro-ethane
r143a
EC 206-996-5
4-01-00-00122 (Beilstein Handbook Reference)
1,1,1-tris(fluoranyl)ethane
FC 143a
DTXSID9042047
HSDB 8301
DTXSID60186213
AKOS006228174
DB-070248
NS00001338
1,1,1-Trifluoroethane 100 microg/mL in Methanol
A825732
Q161267