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R-152a

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Identification
Molecular formula
C2H4F2
CAS number
75-37-6
IUPAC name
1,1-difluoroethane
State
State
1,1-Difluoroethane is in a gaseous state at room temperature with a faint ethereal odor.
Melting point (Celsius)
-117.30
Melting point (Kelvin)
155.85
Boiling point (Celsius)
-24.70
Boiling point (Kelvin)
248.45
General information
Molecular weight
66.05g/mol
Molar mass
66.0510g/mol
Density
0.9010g/cm3
Appearence

1,1-Difluoroethane is a colorless gas at room temperature. It is typically stored as a liquefied, compressed gas.

Comment on solubility

Solubility of 1,1-Difluoroethane

1,1-Difluoroethane, with the chemical formula C2H4F2, is an interesting compound when it comes to solubility. As a member of the hydrofluorocarbon family, its solubility characteristics are influenced by its polar C-F bonds, which can interact with various solvents.

Solubility Characteristics:

  • In Water: 1,1-Difluoroethane is not soluble in water due to its non-polar nature and limited ability to form hydrogen bonds.
  • In Organic Solvents: It exhibits good solubility in organic solvents such as ethanol and ether, where the interactions can be more favorable.
  • Temperature Dependence: Its solubility can be affected by temperature changes, with higher temperatures generally leading to increased solubility in organic solvents.

As a gas under standard conditions, 1,1-difluoroethane demonstrates significant volatility, contributing to its limited aqueous solubility. It's vital to remember that the solubility of chemical compounds is often complex and can be influenced by multiple factors including temperature, pressure, and the nature of the solvent itself.

In summary, while 1,1-difluoroethane is not water-soluble, it finds utility in various organic solvents, making it useful in different chemical contexts.

Interesting facts

Interesting Facts about 1,1-Difluoroethane

1,1-Difluoroethane, also known as HFC-152a, is an intriguing chemical compound that finds its application primarily in the realm of refrigeration and as a propellant in aerosols. Here are some remarkable points that highlight its significance:

  • Greenhouse Gas Potential: Unlike many other halogenated compounds, 1,1-difluoroethane has a relatively low global warming potential. This aligns with the push for environmentally friendly alternatives in industrial applications.
  • Refrigerant Properties: It serves as a refrigerant in the manufacturing of foam and has gained traction in the automobile industry due to its efficiency and lower environmental impact compared to traditional refrigerants.
  • Non-Ozone Depleting: 1,1-Difluoroethane is noted for its non-ozone-depleting characteristics, making it an attractive choice amidst global efforts to safeguard the ozone layer.
  • Flammability: While it is generally recognized as safe in terms of ozone depletion, it is important to note its flammability. Appropriate safety measures are necessary when handling this compound to mitigate risks.

As a noteworthy compound within the family of fluorinated hydrocarbons, 1,1-difluoroethane continues to represent a balanced approach to industrial usage and environmental responsibility. Its contribution to modern science and industry emphasizes the ongoing need for innovation in chemical applications.

As chemists and students explore the properties and uses of this compound, it is essential to appreciate not only its practical applications but also the broader implications of our choices in chemical usage on the planet's health.

Synonyms
1,1-DIFLUOROETHANE
Difluoroethane
75-37-6
Ethylidene fluoride
Ethane, 1,1-difluoro-
Ethylidene difluoride
HFC-152a
Freon 152a
Propellant 152a
Halocarbon 152A
Refrigerant 152a
Algofrene type 67
Genetron 152a
Genetron 100
Ethylene fluoride
Dymel 152A
Dymel 152
Hydrofluorocarbon 152a
HFC 152a
Fluorocarbon 152a
R 152a
FC 152a
1, 1-Difluoroethane
CCRIS 8974
HSDB 5205
EINECS 200-866-1
UNII-0B1U8K2ME0
BRN 1696900
0B1U8K2ME0
1,1-Difluoro-ethane
R-152a
CH3CHF2
DIFLUOROETHANE [MART.]
DTXSID0024050
EC 200-866-1
1,1-DIFLUOROETHANE [HSDB]
UN 1030
25497-28-3
DIFLUOROETHANE (MART.)
MFCD00000449
UN1030
Ethane, 1,1difluoro
ALGOFRENE 67
Refrigerant gas R 152a
1,1-bis(fluoranyl)ethane
Fr1030eon 152a
Ethane, 1,1,-difluoro-
FRON 152A
HCFC 152A
R152a
CHEMBL325493
DTXCID904050
FKW 152A
HFA 152A
1,1-Difluoroethane, >=98%
REFRIGERANT GAS R-152A
DTXSID50179058
1,1-Difluoroethane (FC-152a)
DTXSID501015758
F 152A
AKOS006221650
HYDROFLUOROCARBON 152A [INCI]
NS00011370
A838393
Q161285
1,1-Difluoroethane 10% (wt/wt) in N,N-Dimethylacetamide
200-866-1
687-441-8