Cycloadditions of thiocarbonyl ylides wi
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Rolf Huisgen; Grzegorz Mloston; Kurt Polborn
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Article
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1999
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John Wiley and Sons
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English
โ 239 KB
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Thiobenzophenone S-methylide (6) and 2,2,4,4-tetramethyl-3-thioxocyclobutanone S-methylide (17) were allowed to react with N-sulfinylaniline (7) and N-sulfinyltosylamide (8) furnishing 1,3,4-dithiazolidine 3-oxides. However, in the interaction 17 โซืโฌ 8 the main product was the 1,2,4-oxadithiolane 2t