Electrochemical reduction of cyclohexanecarbonyl chloride at a hanging mercury drop electrode in acetonitrile has been reported.Cyclohexanecarbonyl chloride was used in the preparation of five thiourea derivative ligands having anti-bacterial and anti-yeast activity: · (N-(diethylcarbamothioyl)cyclohexanecarboxamide · N-(di-n-propylcarbamothioyl)cyclohexanecarboxamide · di-n-butylcarbamothioyl)cyclohexanecarboxamide · N-(diphenylcarbamothioyl)cyclohexanecarboxamide · N-(morpholine-4-carbonothioyl)cyclohexanecarboxamide Electrochemical reduction of cyclohexanecarbonyl chloride at a hanging mercury drop electrode in acetonitrile has been reported.