4-Nitrobenzoic acid

4-Nitrobenzoic acid
Names
	Preferred IUPAC name 4-Nitrobenzoic acid
	Other names p-Nitrobenzoic acid
Identifiers
CAS Number	62-23-7 ;
3D model (JSmol)	Interactive image;
ChEBI	CHEBI:262350 ;
ChEMBL	ChEMBL101263 ;
ChemSpider	5882 ;
ECHA InfoCard	100.000.479
PubChem CID	6108;
UNII	G83NWR61OW ;
CompTox Dashboard (EPA)	DTXSID3020966 ;
	InChI InChI=1S/C7H5NO4/c9-7(10)5-1-3-6(4-2-5)8(11)12/h1-4H,(H,9,10) Key: OTLNPYWUJOZPPA-UHFFFAOYSA-N ; InChI=1/C7H5NO4/c9-7(10)5-1-3-6(4-2-5)8(11)12/h1-4H,(H,9,10) Key: OTLNPYWUJOZPPA-UHFFFAOYAB;
	SMILES O=[N+]([O-])c1ccc(C(=O)O)cc1;
Properties
Chemical formula	C7H5NO4
Molar mass	167.1189 g/mol
Appearance	Light yellow crystalline powder
Density	1.58
Melting point	237 °C (459 °F; 510 K)
Boiling point	Sublimes
Solubility in water	<0.1 g/100 mL at 26 °C
Acidity (pKa)	3.41 (in water), 9.1 (in DMSO)
Magnetic susceptibility (χ)	−78.81·10−6 cm3/mol
Related compounds
Related compounds	Benzoic acid; Nitrobenzene; Anthranilic acid; 3,5-Dinitrobenzoic acid, 3-Nitrobenzoic acid, 2-Nitrobenzoic acid
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). verify (what is ?) Infobox references

4-Nitrobenzoic acid is an organic compound with the formula C₆H₄(NO₂)CO₂H. It is a pale yellow solid. It is a precursor to 4-nitrobenzoyl chloride, the precursor to the anesthetic procaine and folic acid. It is also a precursor to 4-aminobenzoic acid.