A series of 1,1-disubstituted taurines was synthesized expeditiously from ketones via the Corey-Chaykovsky epoxidation with dimethylsulfonium methylide, episulfidation with potassium sulfocyanate, ring-opening reaction with ammonia in the presence of,silver nitrate, followed by treatment with hydrogen Sulfide and oxidation with performic acid.
Key Laboratory of Bioorganic Chemistry and Molecular Engineering of Ministry of Education, College of Chemistry and Molecular Engineering, Peking University, Beijing 100871, China
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Key Laboratory of Bioorganic Chemistry and Molecular Engineering of Ministry of Education, College of Chemistry and Molecular Engineering, Peking University, Beijing 100871, China