2-Nitroaniline

2-Nitroaniline
Names
	Preferred IUPAC name 2-Nitroaniline
	Systematic IUPAC name 2-Nitrobenzenamine
	Other names ortho-Nitroaniline; o-Nitroaniline
Identifiers
CAS Number	88-74-4 ;
3D model (JSmol)	Interactive image;
ChEMBL	ChEMBL274009 ;
ChemSpider	13853943 ;
ECHA InfoCard	100.001.687
EC Number	201-855-4;
PubChem CID	6946;
RTECS number	BY6650000;
UNII	2519U0541L;
UN number	1661
CompTox Dashboard (EPA)	DTXSID1025726 ;
	InChI InChI=1S/C6H6N2O2/c7-5-3-1-2-4-6(5)8(9)10/h1-4H,7H2 Key: DPJCXCZTLWNFOH-UHFFFAOYSA-N ; InChI=1/C6H6N2O2/c7-5-3-1-2-4-6(5)8(9)10/h1-4H,7H2 Key: DPJCXCZTLWNFOH-UHFFFAOYAV;
	SMILES O=[N+]([O-])c1ccccc1N;
Properties
Chemical formula	C6H6N2O2
Molar mass	138.126 g·mol−1
Appearance	Orange solid
Density	1.442 g/ml
Melting point	71.5 °C (160.7 °F; 344.6 K)
Boiling point	284 °C (543 °F; 557 K)
Solubility in water	0.117 g/100 ml (20°C) (SIDS)
Acidity (pKa)	−0.3 (of anilinium salt)
Magnetic susceptibility (χ)	−66.47·10−6 cm3/mol
Hazards
	GHS labelling:
Pictograms
Signal word	Danger
Hazard statements	H301, H311, H331, H373, H412
Precautionary statements	P260, P261, P264, P270, P271, P273, P280, P301+P310, P302+P352, P304+P340, P311, P312, P314, P321, P322, P330, P361, P363, P403+P233, P405, P501
Flash point	168 °C (334 °F; 441 K)
Related compounds
Related compounds	3-Nitroaniline, 4-Nitroaniline
	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

2-Nitroaniline is an organic compound with the formula H₂NC₆H₄NO₂. It is a derivative of aniline, carrying a nitro functional group in position 2. It is mainly used as a precursor to o-phenylenediamine.