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1,3-Dipolar cycloaddition of nitrones with α,β-unsaturated sulfones

✍ Scribed by Piero Dalla Croce; Concetta La Rosa; Riccardo Stradi; Marzia Ballabio


Book ID
112127082
Publisher
Journal of Heterocyclic Chemistry
Year
1983
Tongue
English
Weight
188 KB
Volume
20
Category
Article
ISSN
0022-152X

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1,3-Dipolar cycloadditions of cyclic nit
✍ Pedro de March; Marta Figueredo; Josep Font; Antonio Salgado 📂 Article 📅 1998 🏛 Elsevier Science 🌐 French ⚖ 630 KB

The 1,3-dipolar cycloaddition of cyclic nitrones to several "t-bromo ct,~unsaturated esters and lactones has been studied. All the reactions have shown high stereoselectivity, with a predominance of the endo or exo transition state for the trans or cis dipolarophiles, respectively.