Regio- and Stereoselective Ene and Tande
β
Giuseppe Capozzi; Marco Fragai; Stefano Menichetti; Cristina Nativi
π
Article
π
1999
π
John Wiley and Sons
π
English
β 300 KB
π 1 views
2,4-Dioxopentane-3-thione 1a reacts as an enophile with ethers or allenes as ene counterparts, the formation of the thiophilic adduct is followed by a fast cycloaddition reaction various allyl derivatives affording thiophilic ene adducts as single regioisomers with high (E) stereoselectivity. Using