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Isooctane

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Identification
Molecular formula
C8H18
CAS number
540-84-1
IUPAC name
2,2,4,4-tetramethylpentane
State
State
At room temperature, isooctane is a liquid.
Melting point (Celsius)
-107.38
Melting point (Kelvin)
165.77
Boiling point (Celsius)
99.20
Boiling point (Kelvin)
372.35
General information
Molecular weight
114.22g/mol
Molar mass
114.2240g/mol
Density
0.6920g/cm3
Appearence

Isooctane is a clear, colorless liquid with a distinctive gasoline-like odor.

Comment on solubility

Solubility of 2,2,4,4-tetramethylpentane

The solubility characteristics of 2,2,4,4-tetramethylpentane (C10H22) are quite interesting due to its structural arrangement. As an alkane with a branched structure, it has specific solubility properties that can be summarized as follows:

  • Nonpolar Nature: Being a hydrocarbon, 2,2,4,4-tetramethylpentane is nonpolar. This nonpolarity often leads to low solubility in polar solvents such as water.
  • Solubility in Organic Solvents: It readily dissolves in nonpolar organic solvents, including hexane, ether, and benzene, due to the principle of "like dissolves like."
  • Effect of Temperature: As with many hydrocarbons, solubility may increase with higher temperatures, making it easier for the molecules to overcome intermolecular forces.

In summary, 2,2,4,4-tetramethylpentane exhibits limited solubility in polar solvents, while it demonstrates a strong preference for dissolution in nonpolar organic solvents. This characteristic is essential for various applications in the chemical industry, where solvent selection is crucial for reactions and extraction processes.

Interesting facts

Interesting Facts About 2,2,4,4-Tetramethylpentane

2,2,4,4-tetramethylpentane, commonly known as a highly branched alkane, serves as a fascinating subject of study in organic chemistry due to its unique structure and properties. Here are some intriguing points about this compound:

  • Structure: The molecular architecture of 2,2,4,4-tetramethylpentane features a central pentane backbone heavily substituted with methyl groups. This branching leads to a compact shape that has implications for its physical and chemical behaviors.
  • Octane Rating: This compound is notable for its high octane rating, making it an excellent alternative fuel component in high-performance engines. Its structure allows for smooth combustion, which is desirable in automotive applications.
  • Isomerization: 2,2,4,4-tetramethylpentane is part of a larger family of alkanes that can undergo isomerization. Understanding these isomers aids chemists in grasping concepts related to chemical stability and reactivity.
  • Physical Properties: Despite being a hydrocarbon, 2,2,4,4-tetramethylpentane exhibits interesting properties such as lower volatility compared to its straight-chain counterparts. This aspect is crucial when considering its applications and environmental impact.
  • In Scientific Research: This compound often finds itself in research settings, particularly in the field of thermochemistry, where scientists study its combustion properties and how it interacts with various catalysts.

Overall, 2,2,4,4-tetramethylpentane presents an exciting opportunity for exploration within organic chemistry. As scientists and students alike delve deeper into its characteristics, they uncover the implications this compound has on both theoretical and applied chemistry.

As the chemist Richard Feynman once noted, "The beauty of a simple fact is often overshadowed by the complexity of the question it raises." This compound definitely proves that every molecule has a story waiting to be told!

Synonyms
2,2,4,4-TETRAMETHYLPENTANE
1070-87-7
Di-tert-Butylmethane
Pentane, 2,2,4,4-tetramethyl-
7JS6EAL3EE
NSC 23692
NSC-23692
Ditertbutylmethane
Pentane, 2,2,4,4tetramethyl (8CI)
Pentane, 2,2,4,4tetramethyl (8CI)(9CI)
680-735-7
inchi=1/c9h20/c1-8(2,3)7-9(4,5)6/h7h2,1-6h
NSC23692
MFCD00060873
UNII-7JS6EAL3EE
2,4,4-Tetramethylpentane
Pentane, 2,2,4,4-tetramethyl- (8CI)(9CI)
Pentane,2,4,4-tetramethyl-
2,2,4,4-tetramethyl-pentane
DTXSID70147870
AKOS015903686
T1704
D92505
Q5651154