O-chlorobenzonitrile is widely used and there are not many companies.

​ ​ ​O-chlorobenzonitrile is also called o-chlorobenzonitrile, and its molecular formula is C7H4ClN. O-chlorobenzonitrile is the main raw material for the synthesis of the dye intermediate 2-cyano-4-nitroaniline. It can also be used industrially to synthesize the new anti-malarial drug nitroquine and a variety of anti-inflammatory and bactericidal drugs. It is also used to prepare non-peptide…