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cyclohexane

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Identification
Molecular formula
C6H12
CAS number
110-82-7
IUPAC name
cyclohexane
State
State

Cyclohexane is typically in a liquid state at room temperature.

Melting point (Celsius)
6.47
Melting point (Kelvin)
279.62
Boiling point (Celsius)
80.74
Boiling point (Kelvin)
353.89
General information
Molecular weight
84.16g/mol
Molar mass
84.1620g/mol
Density
0.7790g/cm3
Appearence

Cyclohexane is a colorless, flammable liquid with a distinctive detergent-like odor, reminiscent of cleaning products. It is a non-polar solvent and is less viscous than water, making it flow easily.

Comment on solubility

Solubility of Cyclohexane

Cyclohexane, with the chemical formula C6H12, exhibits unique solubility characteristics that are important to consider in various chemical contexts.

Solubility Properties

As a non-polar solvent, cyclohexane displays the following solubility traits:

  • Insoluble in Water: Cyclohexane is virtually insoluble in water due to its non-polar nature. Water, being a polar solvent, does not interact favorably with cyclohexane molecules.
  • Soluble in Organic Solvents: Cyclohexane readily dissolves in other non-polar organic solvents, such as hexane, benzene, and ether. This is consistent with the principle of "like dissolves like."
  • Temperature Dependence: The solubility of cyclohexane in organic solvents can be affected by temperature. Generally, increased temperatures lead to enhanced solubility.

This characteristic makes cyclohexane a valuable solvent in organic chemistry and various industrial applications. In conclusion, understanding the solubility of cyclohexane is crucial for its successful utilization in chemical processes.

Interesting facts

Interesting Facts About Cyclohexane

Cyclohexane is a fascinating compound that plays a crucial role in both industrial applications and organic chemistry studies. Here are some captivating aspects of cyclohexane:

  • Basic Structure: Cyclohexane is a cyclic alkane with six carbon atoms forming a ring. Its molecular structure allows for interesting conformational variations, particularly the chair and boat forms, which influence its chemical reactivity and interactions.
  • Natural Occurrence: This compound is naturally present in crude oil and is typically obtained during the refining process. It can also be found in small quantities in essential oils.
  • Uses: Cyclohexane is an important solvent in laboratories and is widely used in the production of nylon, specifically in the synthesis of adipic acid, which is a precursor for the polymer.
  • Toxicity and Safety: While cyclohexane is useful, it must be handled with care. It is somewhat toxic and can cause dizziness, headaches, and irritation when inhaled. Proper safety measures should always be followed in laboratory and industrial settings.
  • Isomerization: Cyclohexane can undergo isomerization, which means it can rearrange its atoms to form different compounds. This characteristic is essential in the field of organic chemistry for the synthesis of various derivatives.
  • Strain-Free Conformation: The chair conformation of cyclohexane minimizes angle strain and torsional strain, making it a stable and low-energy form. This stability is a key reason for its prevalence in various biochemical pathways.

Understanding cyclohexane not only provides insight into the principles of organic chemistry, but it also underscores the importance of hydrocarbons in modern science and industry. As the eminent chemist Linus Pauling once said, “The best way to have a good idea is to have a lot of ideas.” In this regard, cyclohexane opens up a plethora of ideas for research and exploration!

Synonyms
CYCLOHEXANE
110-82-7
Hexamethylene
Hexahydrobenzene
Hexanaphthene
Cyclohexan
Cykloheksan
Benzene, hexahydro-
Cicloesano
Cyclohexaan
Benzenehexahydride
Ciclohexano
RCRA waste number U056
Acid red 300
Caswell No. 269
hexahydro-Benzene
HSDB 60
CCRIS 3928
cyclo-hexane
NSC 406835
EINECS 203-806-2
UNII-48K5MKG32S
EPA Pesticide Chemical Code 025901
NSC-406835
48K5MKG32S
DTXSID4021923
CHEBI:29005
AI3-08222
MFCD00003814
12217-02-6
UN1145
DTXCID701923
EC 203-806-2
Cyclohexane, HPLC Grade
CYCLOHEXANE (MART.)
CYCLOHEXANE [MART.]
Cyclohexaan [Dutch]
Cyclohexan [German]
Cicloesano [Italian]
Cykloheksan [Polish]
Cyclohexane, ACS reagent, >=99%
Cyclohexane, for HPLC, >=99.7%
Benzene hexahydride
RCRA waste no. U056
cylcohexane
cylohexane
Zyklohexan
Cyclohexane HPLC grade
Cyclohexane, for HPLC
Cyclohexane, ACS Grade
CYCLOHEXANE [MI]
CYCLOHEXANE [FCC]
CYCLOHEXANE [HSDB]
bmse000545
WLN: L6TJ
CYCLOHEXANE [USP-RS]
ghl.PD_Mitscher_leg0.242
Cyclohexane, LR, >=99%
CHEMBL15980
Cyclohexane, JIS special grade
Cyclohexane, analytical standard
Cyclohexane, p.a., 99.0%
Cyclohexane [for HPLC Solvent]
Cyclohexane, anhydrous, 99.5%
Cyclohexane, AR, >=99.5%
DTXSID70185595
BCP08072
Tox21_201087
NSC406835
STL283116
Cyclohexane, for HPLC, >=99.9%
AKOS000119975
Cyclohexane, HPLC grade, >=99.9%
UN 1145
Cyclohexane 2000 microg/mL in Methanol
NCGC00248918-01
NCGC00258639-01
CAS-110-82-7
Cyclohexane, puriss., >=99.5% (GC)
Cyclohexane, SAJ first grade, >=99.0%
Cyclohexane, Laboratory Reagent, >=99.8%
Cyclohexane, p.a., ACS reagent, 99.0%
Cyclohexane [UN1145] [Flammable liquid]
Cyclohexane, UV HPLC spectroscopic, 99.5%
NS00003725
Cyclohexane, ACS spectrophotometric grade, >=99%
Q211433
InChI=1/C6H12/c1-2-4-6-5-3-1/h1-6H
Cyclohexane, HPLC UV/IR isocratic grade, min. 99.9%
Cyclohexane, puriss. p.a., ACS reagent, >=99.5% (GC)
ASTM Method D5191 Vapor Pressure - 22.5 kPa (3.26 psi)
Cyclohexane, Pharmaceutical Secondary Standard; Certified Reference Material
203-806-2