4-Chlorobutyryl chloride | CAS No. 4635-59-0 |

4-Chlorobutyryl chloride is a colorless to yellowish liquid with a pungent odor. It hydrolyses in the presence of water.

It hydrolyses in the presence of water. 4-Chlorobutyryl chloride (4-CBCl) is mainly used in the production of pharmaceuticals and agrochemicals.