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1,2-Dimethylnaphthalene

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Identification
Molecular formula
C12H12
CAS number
573-98-8
IUPAC name
1,2-dimethylnaphthalene
State
State

At room temperature, 1,2-dimethylnaphthalene is in the liquid state.

Melting point (Celsius)
-0.70
Melting point (Kelvin)
272.45
Boiling point (Celsius)
256.00
Boiling point (Kelvin)
529.15
General information
Molecular weight
156.22g/mol
Molar mass
156.2230g/mol
Density
1.0220g/cm3
Appearence

1,2-Dimethylnaphthalene is a colorless to light yellow liquid. It may appear clear and is usually highly hydrophobic in nature, insoluble in water.

Comment on solubility

Solubility of 1,2-dimethylnaphthalene

1,2-dimethylnaphthalene, with the chemical formula C12H10, exhibits distinctive solubility characteristics that can be categorized as follows:

  • Solvent Compatibility: This compound is known to be soluble in nonpolar solvents due to its aromatic structure.
  • Water Solubility: 1,2-dimethylnaphthalene is practically insoluble in water. This is primarily due to its hydrophobic nature.
  • Common Solvents: It readily dissolves in organic solvents such as toluene, benzene, and chloroform, making it useful in various chemical applications.

In general, the solubility of organic compounds like 1,2-dimethylnaphthalene can be understood through the concept of "like dissolves like." Thus, it prefers to interact with nonpolar substances rather than polar ones such as water.
As a result, when handling 1,2-dimethylnaphthalene, it is essential to choose the appropriate solvent to ensure effective solubility and reactivity.

Interesting facts

Interesting Facts about 1,2-Dimethylnaphthalene

1,2-Dimethylnaphthalene is a fascinating aromatic hydrocarbon that belongs to the naphthalene family. This compound is characterized by its unique structure and interesting attributes:

  • Isomeric Variation: 1,2-Dimethylnaphthalene is one of the several isomers of dimethylnaphthalene, which can exist in six isomeric forms. Understanding these variations provides insights into molecular interactions and reactivity.
  • Applications in Chemistry: This compound is significant in organic synthesis and is often utilized as an intermediate in the production of various pharmaceuticals and dyes. Its chemical reactivity makes it a valuable building block for more complex compounds.
  • Environmental Relevance: Aromatic hydrocarbons like 1,2-dimethylnaphthalene may be found in crude oil and coal tar. Researchers study its behavior in environmental contexts to assess potential impacts and bioremediation techniques.
  • Physical Properties: As a member of the naphthalene family, it exhibits high volatility and a distinct odor. These characteristics have implications for its handling and storage in laboratory and industrial settings.
  • Historical Significance: Naphthalene derivatives have been studied since the 19th century for their unique properties and reactions. They have contributed to a better understanding of polymer science and material chemistry.

As noted by many chemists, the study of dimethylnaphthalenes opens doors to a deeper appreciation of molecular behavior and the intricacies of chemical processes. It's a compound that not only holds significance in natural processes but also drives innovation in industrial applications.

With ongoing research into its properties and effects, 1,2-dimethylnaphthalene continues to be an important subject in the field of chemistry.

Synonyms
1,2-DIMETHYLNAPHTHALENE
573-98-8
Naphthalene, dimethyl-
Naphthalene, 1,2-dimethyl-
1,2-DMN
CHEBI:34052
23T7O135BD
EINECS 209-364-7
EINECS 249-241-5
NSC 59832
NSC-59832
DTXSID1058717
Naphthalene, 1,2dimethyl
DTXCID605130
Naphthalene, 1,2-dimethyl-(8CI)
Naphthalene, 1,2-dimethyl-(8CI)(9CI)
209-364-7
1,2-Dimethyl-naphthalene
MFCD00004035
CHEMBL382541
DSSTox_CID_5130
DSSTox_RID_77675
1,2-Dimethyl naphthalene
DSSTox_GSID_25130
CAS-28804-88-8
UNII-23T7O135BD
Naphthalene,2-dimethyl-
BIDD:ER0550
1,2-Dimethylnaphthalene, 95%
1,2-Dimethylnaphthalene, 98%
NSC59832
Tox21_202167
Tox21_303140
BDBM50159280
STL196684
AKOS015842353
AS-0224
NCGC00091381-01
NCGC00257181-01
NCGC00259716-01
SY049925
1,2-Dimethylnaphthalene, analytical standard
CS-0204519
D0747
NS00005181
D89712
Q27115775