Facile synthesis of disubstituted and spiro five-membered benzosultams mediated by TMSCl-NaI-MeCN reagent
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概要
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o-Lithiation of N-tert-butylbenzenesulfonamide followed by reaction with ketones gave carbinol sulfonamides, which underwent TMSCl-NaI-MeCN reagent mediated cyclization to afford 3,3-disubstituted and spiro-2,3-dihydrobenzo[d]isothiazole-1,1-diones in high yields.
- Royal Society of Chemistryの論文
- 2002-01-10
Royal Society of Chemistry | 論文
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