2-Nitrobenzoic acid
Names
Preferred IUPAC name
2-Nitrobenzoic acid
Other names
o-Nitrobenzoic acid
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.008.187
EC Number
  • 209-004-9
UNII
  • InChI=1S/C7H5NO4/c9-7(10)5-3-1-2-4-6(5)8(11)12/h1-4H,(H,9,10) checkY
    Key: SLAMLWHELXOEJZ-UHFFFAOYSA-N
  • O=[N+]([O-])c1c(C(=O)O)cccc1
Properties
C7H5NO4
Molar mass 167.12 g/mol
Density 1.468
Melting point 147.5 °C (297.5 °F; 420.6 K)
Acidity (pKa) 2.16
-76.11·10−6 cm3/mol
Related compounds
Related compounds
Benzoic acid
Nitrobenzene
Anthranilic acid
3,5-Dinitrobenzoic acid
3-Nitrobenzoic acid
4-Nitrobenzoic acid
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

2-Nitrobenzoic acid or o-nitrobenzoic acid is an organic compound with the formula C6H4(NO2)CO2H. It is prepared by oxidation of 2-nitrotoluene with nitric acid.[1] In consists of a carboxylic acid group and a nitro group in the ortho configuration. Reduction of the nitro group into an amine produces anthranilic acid.

References

  1. Takao Maki, Kazuo Takeda "Benzoic Acid and Derivatives" in Ullmann's Encyclopedia of Industrial Chemistry 2002, Wiley-VCH, Weinheim. doi:10.1002/14356007.a03_555.


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