2-Chlorobenzonitrile

2-Chlorobenzonitrile is an organic compound with the formula ClC₆H₄CN. It is a white solid. The compound, one of three isomers of chlorobenzonitrile, is produced industrially by ammoxidation of 2-chlorotoluene. The compound is of commercial interest as a precursor to 2-amino-5-nitrobenzonitrile, a precursor to dyes.^[1]

2-Chlorobenzonitrile

Names
IUPAC name 2-Chlorobenzonitrile
Other names o-Chlorobenzonitrile
Identifiers
CAS Number	873-32-5 Y
3D model (JSmol)	Interactive image
ChEMBL	ChEMBL3248211
ChemSpider	12818
ECHA InfoCard	100.011.669
EC Number	212-836-5
PubChem CID	13391
CompTox Dashboard (EPA)	DTXSID5052593
InChI InChI=1S/C7H4ClN/c8-7-4-2-1-3-6(7)5-9/h1-4H Key: NHWQMJMIYICNBP-UHFFFAOYSA-N
SMILES C1=CC=C(C(=C1)C#N)Cl
Properties
Chemical formula	C7H4ClN
Molar mass	137.57 g·mol−1
Appearance	white solid
Melting point	44.6 °C (112.3 °F; 317.8 K)
Hazards
GHS labelling:
Pictograms
Signal word	Warning
Hazard statements	H302, H312, H319
Precautionary statements	P264, P270, P280, P301+P312, P302+P352, P305+P351+P338, P312, P322, P330, P337+P313, P363, P501
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references