Heterocyclic Compounds
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ChemInform Abstract: 4-Bromo-2-sulfolenes. Butadienyl Cation Equivalents.
First published: January 12, 1988
Abstract
The 4-bromo-2-sulfolenes (I) react with the alkyl cuprates (II) or thiophenol (V), giving the 3-sulfolenes (III) or the 2-sulfolenes (IV) and (VI).
ChemInform Abstract
The 4-bromo-2-sulfolenes (I) react with the alkyl cuprates (II) or thiophenol (V), giving the 3-sulfolenes (III) or the 2-sulfolenes (IV) and (VI). (IVc) and (VI) are isomerized by treatment with a base to form (VII). Thermolysis of (IVc) produces the butadienes (VIII).
