Reactions of 1,2-thiazetidine 1,1-dioxid
Reactions of 1,2-thiazetidine 1,1-dioxides with organometallics: β-Elimination and NS bond cleavage
✍
Tetsuo Iwama; Tadashi Kataoka; Osamu Muraoka; Genzoh Tanabe
📂
Article
📅
1998
🏛
Elsevier Science
🌐
French
⚖ 964 KB
Reactions of 4-nonsubstituted l~-sultams 1 with methyilithium gave only (E)vinylsulfonamides 2, whereas 2-aminoethyl sulfones 3 were obtained as minor products by use of methylmagnesium bromide. Reactions of 4-monosubstituted [3-sultams 6 with organolithiums gave (E)-vinylsulfonamides 7 stereoseleet