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3,4-Dimethylphenol

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Identification
Molecular formula
C8H10O
CAS number
95-65-8
IUPAC name
3,4-dimethylphenol
State
State

At room temperature, 3,4-Dimethylphenol is typically a solid, but it can also appear as a liquid depending on the specific conditions such as pureness and ambient temperature.

Melting point (Celsius)
24.00
Melting point (Kelvin)
297.15
Boiling point (Celsius)
210.20
Boiling point (Kelvin)
483.35
General information
Molecular weight
122.16g/mol
Molar mass
122.1640g/mol
Density
1.0180g/cm3
Appearence

3,4-Dimethylphenol is typically found as a colorless to pale yellow crystal or liquid. It may also exhibit a slight phenolic odor.

Comment on solubility

Solubility of 3,4-Dimethylphenol

3,4-Dimethylphenol, known chemically as o-cresol with the formula C9H12O, exhibits interesting solubility characteristics that are important for both industrial and laboratory applications. Its solubility can be influenced by several factors:

  • Solvent Dependence: 3,4-Dimethylphenol is generally more soluble in organic solvents such as ethanol and methanol compared to water. This is primarily due to its hydrophobic aromatic structure.
  • Temperature Variation: As with many phenolic compounds, solubility tends to increase with temperature. Hence, higher temperatures may enhance the dissolution process in organic media.
  • pH Sensitivity: Changes in pH can influence its solubility; being a weak acid, its ionization can affect its ability to dissolve in aqueous solutions.
  • Molecular Interaction: The presence of methyl groups on the aromatic ring affects its interaction with solvents, thereby impacting its solubility.

It's noteworthy that while 3,4-dimethylphenol has limited solubility in water (approximately 0.5 g/L at room temperature), its solubility profile makes it quite versatile in various solvent systems. This opens up avenues for its use in different chemical syntheses and applications where solubility plays a crucial role.

In summary, 3,4-dimethylphenol's predominately nonpolar character limits its aqueous solubility but enhances its compatibility with organic solvents, making it an essential compound in organic chemistry.

Interesting facts

Interesting Facts about 3,4-Dimethylphenol

3,4-Dimethylphenol, also known as 2,6-dimethylphenol, is a fascinating compound that belongs to the class of organic compounds known as phenols. This particular compound offers a variety of interesting characteristics and applications:

  • Structural Significance: 3,4-Dimethylphenol features two methyl groups attached to the phenol ring, specifically at the 3 and 4 positions. This arrangement contributes to its unique chemical behavior and physical properties.
  • Production and Use: It is commonly utilized in the synthesis of various chemical products, including agricultural chemicals, dyes, and disinfectants. Its antimicrobial properties make it a valuable ingredient in products aimed at reducing microbial growth.
  • Applications in Research: Due to its reactive nature, 3,4-dimethylphenol has been studied for its potential applications in organic synthesis and material science, particularly in creating new polymers and compounds that possess desirable properties.
  • Environmental Considerations: Like many phenolic compounds, 3,4-dimethylphenol can have environmental implications. Therefore, understanding its behavior in different environments is crucial for ensuring safety and compliance with regulatory standards.
  • Detection and Analysis: Its distinctive properties make it an interesting subject for analytical chemistry. Techniques such as chromatography and spectroscopy are often employed to identify and quantify this compound in various samples.

One interesting quote about compounds like 3,4-dimethylphenol is, “The essence of chemistry is the study of the transformations and interactions of matter.” This statement reflects the ongoing curiosity and exploration in the field of chemistry, where even simple compounds can lead to significant discoveries and innovations.

Overall, 3,4-dimethylphenol is an excellent example of how a selective modification of a phenolic structure can yield a compound with noteworthy impacts in both scientific research and industrial applications.

Synonyms
3,4-DIMETHYLPHENOL
95-65-8
3,4-Xylenol
Phenol, 3,4-dimethyl-
4,5-Dimethylphenol
1,3,4-Xylenol
3,4-Dimethyl phenol
1-Hydroxy-3,4-dimethylbenzene
4-Hydroxy-1,2-dimethylbenzene
3,4-DMP
3,4-dimethyl-phenol
FEMA No. 3596
4-Hydroxy-o-xylene
NSC 1549
CCRIS 723
1,2-Dimethyl-4-hydroxybenzene
HSDB 5294
EINECS 202-439-5
BRN 1099267
DTXSID4024062
3, 4-Xylenol
CHEBI:39839
AI3-01552
1,2,4-Xylenol
4L479F5JU6
NSC-1549
3,4-Xylenol, 8CI
3,4-XYLENOL [FHFI]
DTXCID004062
FEMA 3596
1-Hydroxy-3, 4-dimethylbenzene
EC 202-439-5
XYLENOL 3,4-DIMETHYLPHENOL
3,4-DIMETHYLPHENOL [HSDB]
4-06-00-03099 (Beilstein Handbook Reference)
XYLENOL 3,4-DIMETHYLPHENOL [MI]
METACRESOL IMPURITY L [EP IMPURITY]
CAS-95-65-8
2MP
METACRESOL IMPURITY L (EP IMPURITY)
UNII-4L479F5JU6
4,5Dimethylphenol
MFCD00002304
1,4-Xylenol
1,3,4Xylenol
3,4--Xylenol
Phenol, 3,4dimethyl
AS-O-XYLENOL
O-4-XYLENOL
1Hydroxy3,4dimethylbenzene
4Hydroxy1,2dimethylbenzene
3,4-Dimethylphenol (1)
3,4-Dimethylphenol, 98%
SCHEMBL125704
WLN: QR C1 D1
3,4DMP
CHEMBL192008
NSC1549
BDBM238309
3,4-Xylenol, >=98%, FG
STR06236
Tox21_201523
Tox21_300185
STL570694
AKOS000119349
DB04052
NCGC00091845-01
NCGC00091845-02
NCGC00091845-03
NCGC00253983-01
NCGC00259073-01
AC-10834
PD006522
DB-003356
D0777
NS00003137
EN300-20195
3,4-Dimethylphenol 100 microg/mL in Methanol
E78877
Q4634081
3,4-Dimethylphenol, PESTANAL(R), analytical standard
F0001-2276
Z104477218
202-439-5