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2-Methyl-4-nitroaniline

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Identification
Molecular formula
C7H8N2O2
CAS number
99-52-5
IUPAC name
2-methyl-4-nitro-aniline
State
State

At room temperature, 2-Methyl-4-nitroaniline exists as a solid. It features a crystalline structure and has a bright color due to the presence of nitro groups.

Melting point (Celsius)
151.00
Melting point (Kelvin)
424.15
Boiling point (Celsius)
299.00
Boiling point (Kelvin)
572.15
General information
Molecular weight
152.15g/mol
Molar mass
152.1520g/mol
Density
1.3230g/cm3
Appearence

2-Methyl-4-nitroaniline is typically seen as a yellow crystalline solid. Its vivid coloration is characteristic of many nitro compounds, which often appear yellow to orange due to their nitro groups.

Comment on solubility

Solubility of 2-methyl-4-nitro-aniline

2-methyl-4-nitro-aniline, with the chemical formula C7H8N2O2, exhibits interesting solubility characteristics that reflect its molecular structure and functional groups. Here are some key points regarding its solubility:

  • Solvent Interaction: This compound is generally soluble in organic solvents such as ethanol, ether, and chloroform due to its hydrophobic aromatic ring. However, it has limited solubility in water.
  • Polar vs. Nonpolar: The presence of the nitro (-NO2) group enhances polarity, which can lead to moderate solubility in polar solvents compared to similar nonpolar compounds.
  • Temperature Dependence: Like many organic compounds, its solubility may increase with temperature, allowing for more significant interactions with solvent molecules.
  • pH Influence: Acidic or basic environments can alter solubility. The ionization of functional groups in different pH conditions can enhance water solubility.

In conclusion, while 2-methyl-4-nitro-aniline may not be highly soluble in water, its solubility in various organic solvents makes it valuable in numerous applications. Understanding these solubility properties is crucial for handling and utilizing this compound effectively.

Interesting facts

Interesting Facts about 2-methyl-4-nitro-aniline

2-methyl-4-nitro-aniline, often referred to in the chemical community as a versatile compound, possesses several intriguing characteristics and applications that make it noteworthy:

  • Dye Industry Influence: This compound is commonly used in the synthesis of azo dyes, which are crucial in the textile industry for providing vibrant colors. The ability to modify the compound allows chemists to tailor dyes for specific colorfastness and shade requirements.
  • Biological Importance: As an aniline derivative, it forms part of a group of compounds that exhibit biological activity. Research has shown that some nitroanilines can demonstrate antimicrobial properties, making them potential candidates for pharmaceutical applications.
  • Electronics and Materials Science: 2-methyl-4-nitro-aniline is also investigated in the field of organic electronics. Its electronic properties can be altered by modifying its structure, leading to applications in organic semiconductors or as a component in conducting polymers.
  • Safety Considerations: While engaging with this compound, it is vital to acknowledge that nitroanilines can pose health risks. Proper safety precautions must be taken, as they can be toxic and may cause allergic reactions upon exposure.
  • Environmental Impact: The handling and disposal of 2-methyl-4-nitro-aniline require careful consideration, as nitro compounds can be environmentally persistent. Research into greener synthesis methods and degradation pathways is ongoing to address these concerns.

It's fascinating to see how a single compound like 2-methyl-4-nitro-aniline can impact various fields from textiles to electronics, all while navigating the challenges posed by its environmental and health implications.

Synonyms
2-Methyl-4-nitroaniline
99-52-5
2-Amino-5-nitrotoluene
4-Nitro-o-toluidine
Benzenamine, 2-methyl-4-nitro-
5-Nitro-2-aminotoluene
p-Nitro-o-toluidine
1-Amino-2-methyl-4-nitrobenzene
Fast Red RL Base
Diabase Red RL
Ansibases Red RL
Devol Red RL
Red Base Ciba X
Red Base Irga X
Devol Red Salt E
Red Base NRL
Red RL Base
Spectrolene Red RL
Fast Red Salt RL
Kako Red RL Base
o-Toluidine, 4-nitro-
4-Nitro-2-methylaniline
4-Nitro-6-methylaniline
Daito Red Base RL
Diazo Fast Red RL
Fast Red 5NT
Sanyo Fast Red RL Base
Kayaku Red RL Base
Mitsui Red RL Base
Yamada Fast Red RL Base
Azogene Fast Red RL
Fast Red 5NT Salt
Symulon Red RL Base
Tulabase Fast Red RL
2-Methyl-4-nitrobenzenamine
2-Methyl-4-nitrophenylamine
4-NITRO-2-TOLUIDINE
Naphtoelan Red RL Base
Sanyo Fast Red Salt RL
Fast Red Base RL
Azoene Fast Red GL Base
Meisei Fast Red RL Base
Hiltonil Fast Red RL Base
Hiltosal Fast Red RL Salt
Azogene Fast Red NRL Salt
Aniline, 2-methyl-4-nitro-
Meisi fast red rl base
Naphthoelan red rl base
4-Nitro-o-toludine
CCRIS 2877
2-Methyl-p-nitroaniline
FFY36EWC4R
NSC 2075
C.I. 37100
EINECS 202-762-1
3-Methyl-4-aminonitrobenzene
BRN 0775772
Azoic diazo component 34, base
DTXSID3025629
AI3-16312
2-Amino-1-methyl-5-nitrobenzene
NSC-2075
NSC-5508
2-methyl-4-nitro-aniline
CI 37100
DTXCID905629
4-12-00-01809 (Beilstein Handbook Reference)
METHYL-4-NITROANILINE, 2-
MFCD00007734
2-METHYL-4-NITRO-PHENYLAMINE
2-methyl4-nitroaniline
UNII-FFY36EWC4R
2-methyl-4-nitro aniline
SCHEMBL85646
MLS002152873
MNA (OPTICAL CRYSTAL)
4-amino-3-methyl-nitrobenzene
NAPHTHOLEAN RED RL BASE
CHEMBL1319213
SCHEMBL14171389
2-Methyl-4-nitroaniline, 97%
NSC2075
NSC5508
HMS3001O21
BCP24793
Tox21_200387
BBL027656
STK301541
AKOS000118856
BENZENAMINE, 2-METHYL-4-NITRO
PS-6003
CAS-99-52-5
NCGC00091298-01
NCGC00091298-02
NCGC00257941-01
SMR000343276
N0116
N0529
NS00020904
2-Methyl-4-nitroaniline\ masculineiE<<>>uRL
EN300-17404
A19646
D91727
AE-641/01960001
Q63395972
Z56926519
F2190-0477
2-Methyl-4-nitroaniline;4-Nitro-o-toluidine;4-Nitro-o-toluidine;
2-Amino-5-nitrotoluene ; 4-Nitro-o-toluidine; Azoic Diazo No. 34; C.I. 37100