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3,3-Dimethylpentane

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Identification
Molecular formula
C7H16
CAS number
562-49-2
IUPAC name
3,3-dimethylpentane
State
State

Under standard conditions, 3,3-Dimethylpentane is a liquid, characterized by its relatively low boiling point which makes it volatile. The liquid form is colorless and would typically be stored in a sealed container to prevent evaporation.

Melting point (Celsius)
-118.00
Melting point (Kelvin)
155.15
Boiling point (Celsius)
86.00
Boiling point (Kelvin)
359.15
General information
Molecular weight
100.21g/mol
Molar mass
100.2050g/mol
Density
0.7071g/cm3
Appearence

3,3-Dimethylpentane is a colorless liquid at room temperature. It is part of the alkane family and is composed of hydrocarbons. Like other alkanes, it is non-polar and is immiscible with water but can dissolve in organic solvents.

Comment on solubility

Solubility of 3,3-Dimethylpentane

3,3-Dimethylpentane, with the chemical formula C8H18, is a branched alkane that exhibits interesting solubility characteristics. Being a member of the alkane family, it is predominantly nonpolar, resulting in certain solubility behaviors that can be summarized as follows:

  • Water Solubility: 3,3-Dimethylpentane is insoluble in water. The strong hydrogen bonding in water does not favor interactions with the nonpolar hydrocarbon chains.
  • Organic Solvents: This compound is soluble in organic solvents such as hexane or cyclohexane, reflecting the principle that "like dissolves like" due to the similar nonpolar nature.
  • Temperature Influence: Its solubility in organic solvents may increase with temperature, as higher temperatures typically enhance the kinetic energy and interaction of molecules.

In summary, the solubility profile of 3,3-dimethylpentane illustrates the crucial concept that its nonpolar characteristics limit its solubility in polar solvents like water, while allowing it to dissolve effectively in nonpolar organic solvents. This behavior is vital in many industrial and laboratory applications, where solvent choice can significantly impact the efficiency of chemical processes.

Interesting facts

Interesting Facts about 3,3-Dimethylpentane

3,3-Dimethylpentane is an intriguing organic compound that embodies the fascinating world of branched alkanes. As a member of the alkane family, it serves not only as a practical fuel source but also as an interesting study subject in chemistry. Here are some key points that highlight its significance:

  • Structure and Isomerism: This compound features a unique branching pattern, consisting of a pentane skeleton with two methyl groups attached to the third carbon. Its branched structure leads to lower boiling points compared to its straight-chain counterpart, making it an essential topic in the study of structural isomerism.
  • Applications: 3,3-Dimethylpentane is utilized in various industrial applications. It's often used as a solvent and as a test substance in the octane rating system for fuels, illustrating its importance in understanding combustion efficiency.
  • Combustion Properties: When combusted, 3,3-dimethylpentane produces carbon dioxide and water. It’s less prone to forming soot compared to larger hydrocarbons, making it a cleaner choice for fuel applications.
  • Impact on Environment: Like many alkanes, its combustion can contribute to greenhouse gas emissions. Thus, studying its behavior helps in devising strategies to mitigate environmental impacts linked to hydrocarbon use.
  • Reactivity: While alkanes are generally regarded as non-reactive under standard conditions, the presence of branched structures like 3,3-dimethylpentane allows them to participate in reactions under specific conditions, such as halogenation or combustion.

In summary, 3,3-dimethylpentane is more than just a simple alkane; it is a vibrant example of how chemical structure influences physical properties and applications. Its significance stretches from industrial uses to environmental considerations, making it a relevant compound worth studying in organic chemistry.

Synonyms
3,3-DIMETHYLPENTANE
Pentane, 3,3-dimethyl-
Pentane,3,3-dimethyl-
UNII-R1RH0VBD2L
R1RH0VBD2L
DTXSID0049319
3,3-dimethyl-pentane
EINECS 209-230-8
NSC 74150
NSC-74150
DTXCID9029275
(C2H5)2C(CH3)2
Pentane, 3,3dimethyl
pentane, 3,3-dimethyl
aexmkkgtqyqzcs-uhfffaoysa-n
inchi=1/c7h16/c1-5-7(3,4)6-2/h5-6h2,1-4h
562-49-2
3.3-Dimethyl pentane
NSC74150
MFCD00009322
3,3-Dimethylpentane, 99%
CHEMBL3188231
Tox21_202848
AKOS015841871
NCGC00260394-01
CAS-562-49-2
DB-052879
NS00021217
Q2815978