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2-Nitroaniline

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Identification
Molecular formula
C6H6N2O2
CAS number
88-74-4
IUPAC name
2-nitroaniline
State
State

At room temperature, 2-nitroaniline is a solid. It is typically available in powder or crystal form and can appear as yellow-colored grains or crystalline lumps.

Melting point (Celsius)
71.00
Melting point (Kelvin)
344.15
Boiling point (Celsius)
284.00
Boiling point (Kelvin)
557.15
General information
Molecular weight
138.12g/mol
Molar mass
138.1240g/mol
Density
1.4370g/cm3
Appearence

2-Nitroaniline typically appears as a yellow crystalline solid. The crystals can vary in their shade of yellow, often appearing darker when they are impure. This compound can be obtained in a highly crystalline form with a lustrous appearance under proper conditions.

Comment on solubility

Solubility of 2-nitroaniline

2-nitroaniline (C6H6N2O2) is an organic compound known for its moderate solubility characteristics. Solubility can significantly impact the behavior of a compound in various chemical processes and applications. Here are some insights into the solubility of 2-nitroaniline:

  • In water: 2-nitroaniline exhibits limited solubility, with a solubility of approximately 0.4 g/L at 25°C. This relatively low solubility indicates that it does not dissolve readily in aqueous environments.
  • In organic solvents: It is more soluble in organic solvents, such as ethanol and ether, where it can more easily engage with solvent molecules due to its nonpolar characteristics.
  • In non-polar solvents: 2-nitroaniline tends to show better solubility in non-polar solvents compared to polar solvents, highlighting the influence of solvent polarity on solubility.

Factors affecting the solubility of 2-nitroaniline include:

  • Temperature: Increased temperature can enhance solubility in many solvents.
  • pH: The protonation state of the amine group can influence its solubility, especially in aqueous solutions.

Overall, the solubility of 2-nitroaniline presents both challenges and opportunities in chemical processes, making it an intriguing compound for further study.

Interesting facts

Interesting Facts About 2-Nitroaniline

2-Nitroaniline is a fascinating organic compound that belongs to the class of nitroanilines. It plays a critical role in various industrial applications and serves as an important building block in organic synthesis. Here are some compelling insights about this compound:

  • Chemical Structure: 2-Nitroaniline features a nitro group (-NO2) attached to the second position of the aniline ring, which significantly influences its chemical reactivity.
  • Applications: Commonly used in the production of dyes, pigments, and pharmaceuticals, 2-nitroaniline demonstrates its versatility in multiple fields.
  • Biological Importance: This compound has been studied for its potential effects on biological systems, especially concerning its environmental impact and toxicity to aquatic life.
  • Precursor to Other Compounds: It serves as a precursor in synthesizing other compounds, emphasizing its importance in chemical manufacturing.
  • Research Interest: Scientists often investigate 2-nitroaniline for its potential in dye-sensitized solar cells and other energy applications.

In conclusion, 2-nitroaniline is not just a simple chemical; it reflects the intricate relationship between structure and function in organic chemistry. Its dynamic properties and diverse applications make it an exciting subject of study for both students and professionals in the field!

Synonyms
2-NITROANILINE
o-Nitroaniline
88-74-4
2-Nitrobenzenamine
Benzenamine, 2-nitro-
o-Nitraniline
1-Amino-2-nitrobenzene
Fast Orange GR Base
Devol Orange B
Diazo Fast Orange GR
Orange GRS Salt
o-Aminonitrobenzene
2-Aminonitrobenzene
Aniline, o-nitro-
2-Nitro-phenylamine
Fast Orange O Base
Fast Orange O Salt
Devol Orange Salt B
Orthonitroaniline
Fast Orange Base GR
Fast Orange Base JR
Fast Orange GR Salt
Fast Orange Salt GR
Fast Orange Salt JR
Orange Base Ciba II
Orange Base Irga II
Orange Salt Ciba II
Orange Salt Irga II
ortho-nitroaniline
Azoene Fast Orange GR Salt
Azofix Orange GR Salt
Natasol Fast Orange GR Salt
Azogene Fast Orange GR
Hindasol Orange GR Salt
Azoic Diazo Component 6
Azoene Fast Orange GR Base
Hiltonil Fast Orange GR Base
Hiltosal Fast Orange GR Salt
Brentamine Fast Orange GR Base
Brentamine Fast Orange GR Salt
C.I. Azoic Diazo Component 6
NSC 9796
CI Azoic Diazo Component 6
CCRIS 2317
2-NITRO-ANILINE
DTXSID1025726
o-Nitranilin
HSDB 1132
CI 37025
C.I. 37025
EINECS 201-855-4
2-Nitro-benzeneamine
Aniline, 2-nitro-
AI3-02916
UNII-2519U0541L
NSC-9796
NITROANILINE, O-
O-NITROANILINE [MI]
2-NITROANILINE [HSDB]
DTXCID905726
ONA
EC 201-855-4
2519U0541L
o-nitro aniline
2-nitrophenylamine
CAS-88-74-4
oNitraniline
oNitroaniline
2nitroaniline
o-nitro-aniline
Aniline, onitro
2Nitrobenzenamine
2-nitro aniline
oAminonitrobenzene
2-nitro-anilin
2Aminonitrobenzene
1Amino2nitrobenzene
Benzenamine, 2nitro
MFCD00007687
(2-nitrophenyl)-amine
1-Nitro-2-aminobenzene
2-Nitroaniline, 98%
2-Nitroaniline, 99%
2-Nitroaniline-al-14c
(2-nitro-phenyl)-amine
WLN: ZR BNW
SCHEMBL6000
CHEMBL274009
SCHEMBL11911292
NSC9796
BCP05324
STR00840
Tox21_202371
Tox21_303292
BDBM50554334
STL140693
AKOS000119116
o-Nitroaniline [UN1661] [Poison]
NCGC00091373-01
NCGC00091373-02
NCGC00257171-01
NCGC00259920-01
BP-21264
DB-057102
N0118
NS00003098
EN300-17394
D97708
Q2590230
Z56924541
F2190-0432
38500-40-2