1,3,5-Triazinane-2,4-dithiones were efficiently synthesized via condensation of 2 equiv. of 1-arylthioureas with 1 equiv. of aliphatic carboxylic acids using ferric chloride hexahydrate as a catalyst. This protocol has the advantages of high yield, mild condition and simple procedure.
1,3,5-triazinane-2,4-dithione; 1,3,5-triazinane; thiourea; carboxylic acid; synthesis