Stereoselective synthesis of β-sultams u
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Clara Baldoli; Paola Del Buttero; Dario Perdicchia; Tullio Pilati
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Article
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1999
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Elsevier Science
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French
⚖ 471 KB
The reaction of (-)lg or (+)-IS-tricarbonyl(2-substituted benzaldehyde)chromium complexes with tertbutylmethanesulfonamide dianion afforded, after decomplexation and intramolecular cyclization, the enantiomerically pure N-tert-butyl-3-(2-phenyl substituted)-1,2-thiazetidine 1,1 dioxide derivatives.