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1,1-dichloro-2,2-difluoroethane

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Identification
Molecular formula
C2H2Cl2F2
CAS number
2837-89-0
IUPAC name
1,1-dichloro-2,2-difluoro-ethane
State
State

At room temperature, 1,1-dichloro-2,2-difluoroethane is a liquid. It is commonly used as a refrigerant, solvent, or foam-blowing agent.

Melting point (Celsius)
-108.00
Melting point (Kelvin)
165.15
Boiling point (Celsius)
69.00
Boiling point (Kelvin)
342.15
General information
Molecular weight
134.94g/mol
Molar mass
134.9390g/mol
Density
1.3319g/cm3
Appearence

1,1-dichloro-2,2-difluoroethane is a colorless liquid under standard conditions. It does not have any significant visual impurities and appears clear and free of particulates.

Comment on solubility

Solubility of 1,1-Dichloro-2,2-Difluoro-ethane

1,1-Dichloro-2,2-difluoro-ethane, commonly known as a halogenated hydrocarbon, exhibits unique solubility characteristics that are worth discussing.

Solubility Characteristics

  • Nonpolar Nature: This compound is largely nonpolar due to its symmetrical structure and the presence of halogens, which do not introduce significant polar character. This affects its solubility in different solvents.
  • Insolubility in Water: Like many halogenated compounds, 1,1-dichloro-2,2-difluoro-ethane is not soluble in water. The general rule of thumb is "like dissolves like," and the nonpolar nature of this compound makes it incompatible with polar solvents like water.
  • Soluability in Organic Solvents: On the other hand, it is soluble in organic solvents such as hexane, benzene, and dichloromethane. This is due to the similar nonpolar character of these solvents.

In summary, 1,1-dichloro-2,2-difluoro-ethane’s solubility profile is governed by its nonpolar characteristics, making it poorly soluble in polar environments while effective in nonpolar organic systems. This solubility behaviour is crucial for applications ranging from industrial solvents to use as refrigerants.

Interesting facts

Interesting Facts about 1,1-Dichloro-2,2-difluoro-ethane

1,1-Dichloro-2,2-difluoro-ethane, commonly known as refrigerant R-12, is a chemical compound that has a significant role in various applications. Here are some captivating aspects of this compound:

  • Historical Significance: R-12 was widely used as a refrigerant in air conditioning and refrigeration systems from the 1930s until the 1990s.
  • Environmental Impact: Classified as an ozone-depleting substance, its use has been largely phased out due to regulations like the Montreal Protocol.
  • Physical Properties: Despite being a synthetic compound, R-12 has properties that made it ideal for refrigeration, such as low boiling points and high heat capacity.
  • Synthetic Chemistry: The synthesis of 1,1-dichloro-2,2-difluoro-ethane involves fascinating chemical reactions, highlighting the beauty of organic synthesis techniques.
  • Safety and Handling: While it served useful purposes, exposure to this compound can be hazardous; adequate safety measures must be taken when handling.

As a chemistry student, understanding compounds like 1,1-dichloro-2,2-difluoro-ethane not only reveals the complexity of synthetic chemistry but also illustrates the need for responsible chemical management in today’s world.
"A compound that once powered our cooling systems is now a reminder of the balance we must strike between technology and environmental stewardship." This quote encapsulates the dual-edged sword nature of chemical advancements.

Synonyms
471-43-2
Ethane, 1,1-dichloro-2,2-difluoro-
DTXSID2073190
RefChem:1084342
DTXCID6040533
1,1-Dichloro-2,2-difluoroethane
1,1-dichloro-2,2-difluoro-ethane
R 132a
HCFC 132a
F132a
SCHEMBL45610
SCHEMBL934285
SCHEMBL1988100
1,1-Difluoro-2,2-dichloroethane
1,1-Difluoro-2,2-dichloro ethane
MFCD02094735
SBB085880
AKOS006228825
FD79890
NS00126019