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Polish Journal of Chemistry
EN Reactions of 2,4-disubstituted thiosemicarbazides with acetone catalyzed by sulfuric acid gave cyclic 1,2,4-triazolidine-3-thione derivatives. The same reaction with no catalyzer gave open-chain compounds. Synthesis and X-ray studies of some 1,2,4-triazolidine-3-thiones are described.
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