The present method provides highly functionalized 1,3-oxathioles through an unusual base-promoted [4+1] annulation between alpha,alpha'-dioxothione, generated in situ from a phthalimide precursor, and 1,2-diaza-1,3-dienes. An intriguing scaffold comprised of spiro-fused oxathiole and pyrazolone components was also obtained in moderate yield

Synthesis of Highly Functionalized 1,3-Oxathioles via an unusual [4+1] Annulation of α,α’-Dioxothione with 1,2-Diaza-1,3-dienes / Orazio Attanasi; Gianfranco Favi; fabio Mantellini; Stefano Menichetti; Giada Moscatelli; Caterina Viglianisi. - In: SYNLETT. - ISSN 0936-5214. - STAMPA. - (2012), pp. 2947-2950. [10.1055/s-0032-1317621]

Synthesis of Highly Functionalized 1,3-Oxathioles via an unusual [4+1] Annulation of α,α’-Dioxothione with 1,2-Diaza-1,3-dienes

MENICHETTI, STEFANO;VIGLIANISI, CATERINA
2012

Abstract

The present method provides highly functionalized 1,3-oxathioles through an unusual base-promoted [4+1] annulation between alpha,alpha'-dioxothione, generated in situ from a phthalimide precursor, and 1,2-diaza-1,3-dienes. An intriguing scaffold comprised of spiro-fused oxathiole and pyrazolone components was also obtained in moderate yield
2012
2947
2950
Orazio Attanasi; Gianfranco Favi; fabio Mantellini; Stefano Menichetti; Giada Moscatelli; Caterina Viglianisi
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Utilizza questo identificatore per citare o creare un link a questa risorsa: https://hdl.handle.net/2158/900153
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