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4-Nitrotoluene

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Identification
Molecular formula
C7H7NO2
CAS number
99-99-0
IUPAC name
1-methyl-4-nitro-benzene
State
State

At room temperature, 4-Nitrotoluene is a solid, appearing as a crystalline pale yellow substance. The solid state is due to its relatively high melting point compared to ambient room temperatures.

Melting point (Celsius)
51.00
Melting point (Kelvin)
324.15
Boiling point (Celsius)
238.00
Boiling point (Kelvin)
511.15
General information
Molecular weight
137.14g/mol
Molar mass
137.1390g/mol
Density
1.1640g/cm3
Appearence

4-Nitrotoluene is a pale yellow crystalline solid. It often appears in this yellowish hue when in its pure form and can be detected through its crystalline structure.

Comment on solubility

Solubility of 1-Methyl-4-nitro-benzene

1-Methyl-4-nitro-benzene, also known as p-cresol nitro, exhibits unique solubility characteristics due to its molecular structure. Here are some key points regarding its solubility:

  • Solvent Compatibility: This compound is generally soluble in organic solvents such as ethanol, ether, and benzene, thanks to its non-polar characteristics.
  • Water Solubility: 1-Methyl-4-nitro-benzene is poorly soluble in water, which is typical for many aromatic compounds due to their hydrophobic nature.
  • Temperature Dependence: Solubility can vary with temperature; higher temperatures often increase solubility in organic solvents while having minimal effect in aqueous solutions.

In summary, the solubility of 1-methyl-4-nitro-benzene illustrates the importance of considering both polar and non-polar interactions when predicting how a compound will behave in different solvents. Understanding these interactions can aid in various applications, including extraction and purification processes.

Interesting facts

Interesting Facts About 1-methyl-4-nitro-benzene

1-methyl-4-nitro-benzene, often referred to as p-toluidine nitro, is an intriguing compound belonging to the aromatic hydrocarbon family. Here are some captivating insights about this compound:

  • Chemical Structure: The compound features a methyl group and a nitro group positioned on a benzene ring, which significantly influences its chemical reactivity.
  • Applications: It is primarily used in the synthesis of dyes, pigments, and other chemical intermediates, showcasing its versatility in the industrial sector.
  • Biological Relevance: Research indicates that nitro-substituted aromatic compounds can have varying biological activities, including antibacterial and anticancer properties, though safety assessments are important.
  • Environmental Impact: Understanding the behavior of such compounds in the environment is crucial, as they can participate in various chemical reactions and affect ecosystems.
  • Synthesis: 1-methyl-4-nitro-benzene can be synthesized through various methods, commonly involving the nitration of p-toluene, demonstrating typical electrophilic substitution reactions characteristic of aromatic compounds.

According to scientists, “The presence of the nitro group on the aromatic system enhances the electrophilic character of the compound, making it a key player in various chemical transformations.” This compound exemplifies the complexity of organic chemistry and serves as a reminder of the importance of studying both its beneficial applications and potential hazards.

In summary, 1-methyl-4-nitro-benzene is more than just a chemical entity; it is a vital component in many chemical processes that bridge the gap between organic chemistry and industrial applications.

Synonyms
4-NITROTOLUENE
1-Methyl-4-nitrobenzene
99-99-0
p-Nitrotoluene
Benzene, 1-methyl-4-nitro-
4-Methylnitrobenzene
4-Nitrotoluol
Toluene, p-nitro-
Nitrotoluene, p-
p-Methylnitrobenzene
para-nitrotoluene
NCI-C60537
NSC 9579
CCRIS 2313
DTXSID5023792
HSDB 1158
UNII-E88IMG14EX
NCI 9579
EINECS 202-808-0
CHEBI:35227
AI3-15394
NSC-9579
4-NITROPHENYLMETHANE
P-NITROTOLUENE [MI]
E88IMG14EX
4-NITROTOLUENE [HSDB]
CHEMBL155320
DTXCID203792
EC 202-808-0
Nitrotoluenos
para-Nitrotoluol
Nitrotoluenos [Spanish]
CAS-99-99-0
Toluene, 4-nitro-
Nitrotoluene, p-isomer
4-methyl-1-nitrobenzene
1-methyl-4-nitro-benzene
paraNitrotoluol
pNitrotoluene
Mononitrotoluene
4Nitrotoluene
4Nitrotoluol
Toluene, pnitro
4-nitro toluene
pMethylnitrobenzene
4Methylnitrobenzene
1Methyl4nitrobenzene
Nitrotoluene, para-
p-Nitrotoluene Standard
4-Nitrotoluene, 99%
METHYL NITROBENZENE
NITROTOLUENE (PARA)
WLN: WNR D1
SCHEMBL73252
4-METHYL NITROBENZENE
MLS001055386
BIDD:ER0243
p-Nitrotoluene (ACGIH:OSHA)
SCHEMBL7147554
p-Nitrotoluene, liquid or solid
SCHEMBL14468668
NSC9579
HMS3039N17
4-Nitrotoluene, analytical standard
BCP26111
CS-M3393
Benzene, 1-methyl-4-nitro-(9CI)
Tox21_201464
Tox21_300017
BDBM50008545
MFCD00007366
STL185581
AKOS000120058
1-Methyl-4-nitrobenzene;p-Nitrotoluene
NCGC00090790-01
NCGC00090790-02
NCGC00090790-03
NCGC00254101-01
NCGC00259015-01
AC-14710
BS-42204
SMR000677947
TOLUENE,4-NITRO MFC7 H7 N1 O2
4-Nitrotoluene, purum, >=98.0% (GC)
TOLUENE,4-NITRO MFC7 H7 N1 O2
4-Nitrotoluene 10 microg/mL in Acetonitrile
N0276
NS00001022
EN300-20074
Q2048380
p-Nitrotoluene, liquid or solid [UN1664] [Poison]
F0001-2342
Z104476692
4NT