3,4-Dichlorobenzoylacetonitrile (4640-68-0)

The 3,4-Dichlorobenzoylacetonitrile, with the CAS registry number 4640-68-0, is also known as Acetonitrile, (3,4-dichlorobenzoyl)-(7Cl,8Cl). This chemical's molecular formula is C₉H₅Cl₂NO and molecular weight is 214.05. What's more, both its IUPAC name and systematic name are the same which is called 3-(3,4-Dichlorophenyl)-3-oxopropanenitrile. And its melting point is 114 °C.

Uses of 3,4-Dichlorobenzoylacetonitrile: it is used to produce other chemicals. For example, it is used to produce (2-Amino-thiophen-3-yl)-(3,4-dichloro-phenyl)-methanone. 


This reaction will occur at temperature of 50 °C for 4 hours with reagent Et₂NH. And the yield is 70 %.

When you are dealing with this chemical, you should be very careful. This chemical is irritating to respiratory system and skin, and may cause inflammation to the skin or other mucous membranes. Therefore, you should wear suitable protective clothing, gloves and eye/face protection. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice.