Generation and reactions of 2-alkyl-3-carboethoxycyclopentadienones

✍ Scribed by J.H.M. Lange; A.J.H. Klunder; B. Zwanenburg

• Book ID: 104220030
• Publisher: Elsevier Science
• Year: 1988
• Tongue: French
• Weight: 259 KB
• Volume: 29
• Category: Article
• ISSN: 0040-4039
• DOI: 10.1016/s0040-4039(00)86061-x

✦ Synopsis

Them&is of 4-~l~.~clo[52.1.0,6]~c~ienone esters 3 in DMF produces 2-alkyl-3-carboethoxycyclopentadienones 8 in an eflcient [4+2]cycloreversion reactio,u. These cyclic dienones can be trapped by cyclopentadiene to cljgord regioselectively tricyclodecadienones 9 in high yields.