Transfer of chirality from sulfur to Ξ±-c
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Tatsuo Numata; Shigeru Oae
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Article
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1977
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Elsevier Science
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French
β 233 KB
We reported earlier that treatment of g-carboxyphenyl alkyl sulfoxide with acetic anhydride gives a cyclized product, 3,1-benzoxathian-d-one, nearly quantitatively via an intramolecular Pummerer reaction.