4-Nitrotoluene

4-Nitrotoluene
Names
	Preferred IUPAC name 1-Methyl-4-nitrobenzene
	Other names p-nitrotoluene ; p-mononitrotoluene, p-methylnitrobenzene
Identifiers
CAS Number	99-99-0 ;
3D model (JSmol)	Interactive image;
ChemSpider	13863774;
ECHA InfoCard	100.002.553
PubChem CID	7473;
UNII	E88IMG14EX ;
CompTox Dashboard (EPA)	DTXSID5023792 ;
	InChI InChI=1S/C7H7NO2/c1-6-2-4-7(5-3-6)8(9)10/h2-5H,1H3 Key: ZPTVNYMJQHSSEA-UHFFFAOYSA-N;
	SMILES O=[N+]([O-])c1ccc(C)cc1;
Properties
Chemical formula	C7H7NO2
Molar mass	137.138 g·mol−1
Appearance	crystalline solid
Odor	weak, aromatic
Density	1.1038 g·cm−3 (75 °C)
Melting point	51.63 °C (124.93 °F; 324.78 K)
Boiling point	238.3 °C (460.9 °F; 511.4 K)
Solubility in water	0.04% (20°C)
Vapor pressure	0.1 mmHg (20°C)
Magnetic susceptibility (χ)	−72.06·10−6 cm3/mol
Hazards
	Occupational safety and health (OHS/OSH):
Main hazards	moderately toxic
Flash point	106 °C; 223 °F; 379 K
Explosive limits	1.6%–?
	Lethal dose or concentration (LD, LC):
LD50 (median dose)	1231 mg/kg (mouse, oral); 1330 mg/kg (rat, oral); 1450 mg/kg (rabbit, oral)
	NIOSH (US health exposure limits):
PEL (Permissible)	TWA 5 ppm (30 mg/m3) [skin]
REL (Recommended)	TWA 2 ppm (11 mg/m3) [skin]
IDLH (Immediate danger)	200 ppm
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

4-Nitrotoluene or para-nitrotoluene is an organic compound with the formula CH₃C₆H₄NO₂. It is a pale yellow solid. It is one of three isomers of nitrotoluene.

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