Stereocontrolled synthesis of cis-fused hydroisoquinolines by an intramolecular Diels-Alder reaction of (Z)-dienes

Synthese de cis-benzyl-2 methyl-7β- et dimethyl-3β,7β octahydro-1,2,3,4,4aβ,7,8,8aβ isoquinoleinecarboxylates-8 d'ethyle par addition intramoleculaire des [benzyl [Z,E)-(methyl-1') heptadiene-3',5' yl amino]-4 crotonates d'ethyle