Intramolecular Diels-Alder reactions of ester-tethered 1,7,9-decatrienoates: bis[chloro(methyl)aluminum]trifluoromethanesulfonamide as a catalyst.
[reaction: see text] The intramolecular Diels-Alder reaction of 1,7,9-decatrienoate derivative with an ester tether is efficiently catalyzed by the bidentate Lewis acid, bis-aluminated trifluoromethanesulfonamide.
Saito
Akio
A
School of Pharmacy, Tokyo University of Pharmacy and Life Science, 1432-1 Horinouchi, Hachioji, Tokyo 192-0392, Japan.
Ito
Hisanaka
H
Taguchi
Takeo
T