ChemInform Abstract: Synthesis of Highly Functionalized Thiophenes. 4-Aryl-3-carboxylate Derivatives.
Abstract
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ChemInform Abstract
Starting from the dithioacetals (I) of aromatic aldehydes a general method for the preparation of α-mercapto ketones (VIII) (7 examples) is reported. These are suitable precursors for the synthesis of highly functionalized thiophenes (XII).