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Preparation of 4-substituted 1,3-oxathiolan-5-ones via the sulphenium ion intermediate generated by the pummerer rearrangement |
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| Authors: | J V Frechina P Palanca T Picher V Sanz J A Ramirez |
| Abstract: | 4-Substituted 1,3-oxathiolan-5-ones have been synthesized via the Pummerer rearrangement from the S-oxide of the parent molecule. The 4,5-dione is obtained in the presence of pyridine N-oxide. |
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