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1,2-Dimethylcyclohexane

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Identification
Molecular formula
C8H16
CAS number
583-57-3
IUPAC name
(1R,2S)-1,2-dimethylcyclohexane
State
State

1,2-Dimethylcyclohexane remains in a liquid state under standard conditions of temperature and pressure (STP). It is typically used in various chemical applications due to its hydrocarbon nature.

Melting point (Celsius)
-80.00
Melting point (Kelvin)
193.15
Boiling point (Celsius)
129.00
Boiling point (Kelvin)
402.15
General information
Molecular weight
112.21g/mol
Molar mass
112.2140g/mol
Density
0.8374g/cm3
Appearence

1,2-Dimethylcyclohexane is a colorless liquid at room temperature. Its structural form creates a nonpolar molecule with an oily consistency.

Comment on solubility

Solubility of (1R,2S)-1,2-dimethylcyclohexane

(1R,2S)-1,2-dimethylcyclohexane is a hydrophobic compound, due to its non-polar molecular structure. As a result, it exhibits limited solubility in polar solvents such as water. Here are some key points regarding its solubility:

  • Non-polar Character: The presence of multiple methyl groups contributes to its non-polar nature, leading to minimal interaction with polar solvents.
  • Solvent Compatibility: This compound shows a higher solubility in non-polar or weakly polar solvents, such as:
    • Hexane
    • Toluene
    • Chloroform
  • Temperature Effects: Solubility may slightly vary with temperature changes; however, it remains predominantly consistent due to its hydrophobic nature.
  • General Rule: As a part of the "like dissolves like" principle, (1R,2S)-1,2-dimethylcyclohexane is best dissolved in substances that share similar molecular characteristics.

In summary, while (1R,2S)-1,2-dimethylcyclohexane is soluble in non-polar solvents, its interaction with polar solvents is severely restricted, emphasizing its distinct hydrophobic properties.

Interesting facts

Interesting Facts About (1R,2S)-1,2-dimethylcyclohexane

(1R,2S)-1,2-dimethylcyclohexane is a fascinating organic compound that showcases the intricacies of stereochemistry and molecular conformation. This compound belongs to the cycloalkane family, which is characterized by its cyclic structure and saturated hydrocarbons. Here are some engaging facts about this intriguing compound:

  • Stereochemistry: The (1R,2S) designation indicates specific stereochemical configurations, which can lead to different physical and chemical properties despite having the same molecular formula as its stereoisomers.
  • Conformational Variety: Cyclohexane derivatives, including (1R,2S)-1,2-dimethylcyclohexane, can adopt various conformations such as the chair and boat forms. The chair form is particularly stable due to less steric strain, making it a key focus in cyclohexane studies.
  • Derivatives: This compound serves as a building block for synthesizing more complex structures, often utilized in organic synthesis and drug development due to its versatile reactivity.
  • Applications: Compounds like (1R,2S)-1,2-dimethylcyclohexane are essential in the field of materials science and can serve as precursors in the synthesis of various functionalized compounds.
  • Thermodynamic Stability: Analysis of the stability of different conformations can reveal insights into steric interactions and molecular dynamics, providing an educational experience for students studying conformational analysis.

In summary, (1R,2S)-1,2-dimethylcyclohexane not only embodies an interesting case study of stereochemistry and molecular structure but also plays a vital role in advancing organic chemistry through its applications and synthetic potential. As one delves into the world of such compounds, it becomes clear that understanding their unique properties is crucial to exploring the vast domains of chemistry.

Synonyms
cis-1,2-Dimethylcyclohexane
2207-01-4
1,cis-2-Dimethylcyclohexane
Cyclohexane, 1,2-dimethyl-, cis-
E1O9N97RTZ
1,2-Dimethylcyclohexane, cis-
Cyclohexane, 1,2-dimethyl-, (1R,2S)-rel-
NSC-74157
EINECS 218-621-2
NSC 74157
1,2-DIMETHYLCYCLOHEXANE (CIS)
AI3-28849
CYCLOHEXANE, 1,2-DIMETHYL-, (Z)
(1RS,2SR)-1,2-DIMETHYLCYCLOHEXANE
REL-(1R,2S)-1,2-DIMETHYLCYCLOHEXANE
218-621-2
(1S,2R)-1,2-dimethylcyclohexane
cis-Hexahydro-o-xylene
(1R,2S)-1,2-dimethylcyclohexane
cyclohexane, 1,2-dimethyl-, (1R,2S)-
MFCD00063621
c-1,2-Dimethylcyclohexane
UNII-E1O9N97RTZ
1,2-cis-DimethyIcyclohexane
(Z)-1,2-Dimethylcyclohexane
1,2-Dimethylcyclohexane, cis
Cyclohexane,2-dimethyl-, cis-
Cyclohexane, 1,cis-2-dimethyl-
DTXSID80858743
CHEBI:186781
NSC74157
cis-1,2-Dimethylcyclohexane, 99%
LMFA11000636
AKOS025293899
BS-52900
CS-0158164
D0696
NS00020277
D89702