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Studies on mesoionic compounds. XIII. Synthesis of mesoionic 1,2,3-thiadiazolium-4-thiolates.
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1983
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Chemical EngineeringNovel OrganocatalystsNew Mesoionic HeterocyclesEngineeringHeterocyclicMesoionic CompoundsOrganic ChemistryCatalysisAlkaline HydrolysisChemistryHeterocycle ChemistryNatural Product SynthesisS-methyl DerivativesSynthetic ChemistryEnantioselective Synthesis
New mesoionic heterocycles, 3-aryl- and 3-alkyl-1, 2, 3-thiadiazolium-4-thiolates (4 and 8), were synthesized by two different procedures. Some of the S-methyl derivatives of these compounds gave the corresponding mesoionic 4-olate derivatives on alkaline hydrolysis.