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p-Cymene

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Identification
Molecular formula
C10H14
CAS number
99-87-6
IUPAC name
1-methyl-4-phenyl-benzene
State
State

At room temperature, p-Cymene is a liquid. It is not very soluble in water, but it is soluble in organic solvents such as ethanol and ether.

Melting point (Celsius)
-68.90
Melting point (Kelvin)
204.20
Boiling point (Celsius)
177.10
Boiling point (Kelvin)
450.30
General information
Molecular weight
134.22g/mol
Molar mass
134.2220g/mol
Density
0.8570g/cm3
Appearence

p-Cymene is a colorless liquid with a pleasant aromatic odor. It is a naturally occurring aromatic organic compound that belongs to the group of monoterpenes. It is typically found in essential oils, such as cumin and thyme.

Comment on solubility

Solubility of 1-methyl-4-phenyl-benzene

1-methyl-4-phenyl-benzene, also known as p-methylphenylbenzene, presents some intriguing characteristics regarding its solubility. As a member of the aromatic hydrocarbon family, this compound exhibits the following solubility traits:

  • Non-polar Nature: Due to its non-polar structure, 1-methyl-4-phenyl-benzene is generally soluble in non-polar solvents.
  • Limited Water Solubility: It has very low solubility in water due to its hydrophobic characteristics, making it unsuitable for aqueous applications.
  • Solvent Compatibility: Common solvents where this compound is likely to dissolve well include hydrocarbons like hexane and aromatic solvents like toluene.
  • Temperature Dependency: Like many organic compounds, its solubility may increase with temperature, enhancing interactions with solvent molecules.

To sum up, 1-methyl-4-phenyl-benzene is primarily soluble in organic solvents but struggles to dissolve in water. The phrase, "like dissolves like", truly embodies its solubility behavior, emphasizing its preference for non-polar environments.

Interesting facts

Interesting Facts about 1-Methyl-4-phenyl-benzene

1-Methyl-4-phenyl-benzene, also known as p-methyl biphenyl, is an intriguing compound within the realm of organic chemistry. This compound features a benzene ring substituted with both a methyl group and a phenyl group, contributing to its unique properties and applications.

Key Characteristics

  • Substitution Effects: The presence of both the methyl and phenyl groups influences the reactivity and stability of the compound, making it a valuable subject for studying aromatic substitution reactions.
  • Industrial Applications: Due to its chemical structure, 1-methyl-4-phenyl-benzene is utilized in various industrial processes, particularly in the synthesis of other organic compounds.
  • Solvent Properties: This compound can serve as a solvent, which is essential in various research and industrial applications, especially in organic synthesis.
  • Environmental Impact: As with many aromatic compounds, understanding the behavior and degradation of 1-methyl-4-phenyl-benzene is crucial for assessing its environmental risks.

Fun Fact

The compound's structure illustrates the concept of conjugation, where the overlap of p-orbitals can lead to interesting electronic properties that chemists often explore in various applications, including pharmaceuticals.

Quote to Remember

"The beauty of organic chemistry lies in its diversity of structures and the profound insights gained from studying compounds like 1-methyl-4-phenyl-benzene."

These aspects highlight the importance of 1-methyl-4-phenyl-benzene in both academic and industrial chemistry, showcasing how a relatively simple compound can have a wide-ranging impact.

Synonyms
4-Methylbiphenyl
644-08-6
4-Phenyltoluene
1-Methyl-4-phenylbenzene
p-Methylbiphenyl
1,1'-Biphenyl, 4-methyl-
p-Methyldiphenyl
4-Methyldiphenyl
Biphenyl, 4-methyl-
p-Phenyltoluene
(4-Methylphenyl)benzene
FEMA 3186
Phenyltoluene, p-
Methylphenylbenzene, p-
FEMA No. 3186
NSC 407669
EINECS 211-409-0
BRN 1904468
DTXSID4047177
NSC-407669
METHYLBIPHENYL, 4-
P-METHYLBIPHENYL [FHFI]
13J700766D
DTXCID2027177
4-05-00-01860 (Beilstein Handbook Reference)
pMethylbiphenyl
pMethyldiphenyl
4Methyldiphenyl
4Phenyltoluene
Phenyltoluene, p
Biphenyl, 4methyl
1Methyl4phenylbenzene
Methylphenylbenzene, p
4Methyl1,1'biphenyl
(4Methylphenyl)benzene
1,1'Biphenyl, 4methyl
211-409-0
4-METHYL-1,1'-BIPHENYL
4-methyl-biphenyl
MFCD00008544
CHEBI:88448
4-methyl biphenyl
p-Tolylbenzene
UNII-13J700766D
p-Methylphenylbenzene
4-methyl-1
methyl biphenyl (4-)
4-Phenyltoluene, 98%
4-(4-methylphenyl)benzene
4-Phenyltoluene, >=98%
CHEMBL3187976
ZZLCFHIKESPLTH-UHFFFAOYSA-
4-Phenyltoluene;4-Methyldiphenyl
1,1-BIPHENYL, 4-METHYL-
Tox21_302610
NSC407669
STK291008
AKOS003364076
CS-W017793
FM70300
HY-W017077
NCGC00256690-01
AC-13456
AS-13072
CAS-644-08-6
PD158340
SY049485
DB-038173
M0563
NS00021309
Q27160322
InChI=1/C13H12/c1-11-7-9-13(10-8-11)12-5-3-2-4-6-12/h2-10H,1H3