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R-134a

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Identification
Molecular formula
C2H2F4
CAS number
811-97-2
IUPAC name
1,1,1,2-tetrafluoroethane
State
State

1,1,1,2-Tetrafluoroethane is typically a gas at room temperature due to its low boiling point. However, it is often stored as a liquid under pressure in cylinders.

Melting point (Celsius)
-103.30
Melting point (Kelvin)
169.85
Boiling point (Celsius)
-26.30
Boiling point (Kelvin)
246.85
General information
Molecular weight
102.03g/mol
Molar mass
102.0320g/mol
Density
1.2070g/cm3
Appearence

1,1,1,2-Tetrafluoroethane is a colorless gas with a slight ethereal odor that is often encountered in its compressed liquid form. It is widely used as a refrigerant in various cooling and air conditioning systems.

Comment on solubility

Solubility of 1,1,1,2-Tetrafluoroethane

1,1,1,2-tetrafluoroethane (C2H2F4), commonly known as HFC-134a, exhibits unique solubility characteristics that set it apart from many organic compounds. Understanding its solubility is essential for its applications and environmental impact. Below are some key points regarding its solubility:

  • Solvent Type: 1,1,1,2-tetrafluoroethane is generally insoluble in water, making it a suitable choice in scenarios where water contact is undesirable.
  • Solubility in Organics: It is more soluble in organic solvents. This property can be leveraged in various industrial applications where it is mixed with solvents like ethanol or acetone.
  • Temperature Dependency: The solubility of 1,1,1,2-tetrafluoroethane in organic solvents can vary significantly with temperature, typically increasing as the temperature rises.
  • Environmental Considerations: Its low solubility in water means that it has a limited potential for aquifer contamination, but concerns regarding its atmospheric stability and greenhouse gas effects should not be overlooked.

In summary, the solubility profile of 1,1,1,2-tetrafluoroethane is marked by its insolubility in water, favorable interactions with organic solvents, and the influence of temperature on its behavior. Its unique characteristics underline the importance of understanding solubility in the context of both practical applications and environmental impact.

Interesting facts

Interesting Facts About 1,1,1,2-Tetrafluoroethane

1,1,1,2-tetrafluoroethane, often known by its commercial name HFC-134a, is a notable compound widely used in various industrial applications. Here are some intriguing insights:

  • Eco-Friendly Refrigerant: This compound shines as an alternative to ozone-depleting substances, particularly chlorofluorocarbons (CFCs). Its adoption has helped in the global effort to protect the ozone layer.
  • Vapor Compression Refrigeration: 1,1,1,2-tetrafluoroethane is primarily utilized in refrigeration applications, especially in automotive air conditioning systems and household refrigerators.
  • Low Toxicity: Compared to many halogenated hydrocarbons, HFC-134a has relatively low toxicity, making it a safer option for both humans and the environment when handled appropriately.
  • Global Warming Potential: While it is less harmful to the ozone layer, it does possess a significant global warming potential, raising concerns about its long-term environmental impact.
  • Physical Properties: It is a colorless gas at room temperature, and it's notable for its **non-flammability**, which is a key aspect for safety in refrigeration applications.

As one delves into the world of fluorinated hydrocarbons, 1,1,1,2-tetrafluoroethane stands out as a prime example of the balance between efficiency and environmental responsibility in modern chemistry. As technology progresses, the scientific community continues to explore more sustainable alternatives, potentially diminishing the reliance on compounds like HFC-134a.

Synonyms
1,1,1,2-TETRAFLUOROETHANE
Norflurane
811-97-2
HFC-134a
Tetrafluoroethane
1,2,2,2-Tetrafluoroethane
Refrigerant R134a
HFA 134a
R-134a
Norflurano
Ethane, 1,1,1,2-tetrafluoro-
HFA-134a
Genetron 134a
Khladon 134a
Norfluranum
Arcton 134a
R 134a
Dymel 134a
HFC 134a
Fron 134a
Suva 134a
Norfluranum [INN-Latin]
Norflurano [INN-Spanish]
Solkane 134a
HCFC 134a
1,1,1,2-Tetrafluorethan
Forane 134a
Freon 134a
Norflurane [USAN:INN:BAN]
FC 134a
TG 134a
CCRIS 7214
Hydrofluorocarbon 134a
F 134a
HFA-134-A
HSDB 6756
EINECS 212-377-0
UNII-DH9E53K1Y8
UN3159
1,1,1,2 tetrafluoroethane
DH9E53K1Y8
NORFLURANE [II]
NORFLURANE [INN]
NORFLURANE [HSDB]
NORFLURANE [USAN]
NORFLURANE [MART.]
NORFLURANE [WHO-DD]
HFA-134A PROPELLANT
DTXSID1021324
HFC-134A [MI]
TETRAFLUOROETHANE [VANDF]
NORFLURANE [EP MONOGRAPH]
EC 212-377-0
NORFLURANE (II)
Norfluranum (INN-Latin)
Norflurano (INN-Spanish)
NORFLURANE (MART.)
NORFLURANE (EP MONOGRAPH)
FC-134a
HFC134a
GR 106642X
Norfluranum (Latin)
Norflurano (Spanish)
1,1,1,2Tetrafluorethan
DAIFLON 134A
1,1,1,2tetrafluoroethane
1,2,2,2Tetrafluoroethane
DTXCID901324
REFRIGERANT GAS R-134A
HYDROFLUOROCARBON 134A [INCI]
212-377-0
Ethane, tetrafluoro-
29759-38-4
1,1,1,2-Tetrafluoroethane (HFC-134a)
1,1,1,2-Tetrafluoroethane 100 microg/mL in Methanol
Norfluran
R134A
MFCD00066608
Norflurane (USAN/INN)
CF3CH2F
SCHEMBL9499
1,1,1,2-tetrafluoro-ethane
SCHEMBL1789650
CHEMBL2104432
MYBLXUZJUJMVQL-UHFFFAOYSA-N
1,1,1,2-tetrakis(fluoranyl)ethane
AKOS015853137
DB13116
1,1,1,2-Tetrafluoroethane, >=99%
DB-075746
NS00006703
T1476
D05208
A840070
Q423029
Norflurane; 1,1,1,2-Tetrafluoroethane; HFC 134a
1,1,1,2-Tetrafluoroethane or Refrigerant gas R 134a
1,1,1,2-Tetrafluoroethane or Refrigerant gas R 134a [UN3159] [Nonflammable liquid]