4-Chlorobutyryl Chloride is suited for the production of agrochemicals and pharmaceuticals. This is a pyrazinamide intermediate, which is used in the preparation of mitosene analogs. This is an antitumor antibiotic, used to make the medicines of the same kind.4-Chlorobutyryl chloride (4-CBC) is an organic compound used for a variety of applications in the scientific research world. It is a colorless liquid with a pungent odor and is soluble in water and other organic solvents. It is a chlorinated derivative of butyric acid and is also known as 4-chlorobutanoic acid chloride or this compound. 4-CBC has been used in the synthesis of various compounds, such as peptides, and in the preparation of biologically active molecules. It is also used as a reagent in the synthesis of pharmaceuticals and other organic compounds.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.