Bis(oxazoline) lewis acid catalyzed aldol reactions of pyridine N-oxide aldehydes-synthesis of optically active 2-(1-hydroxyalkyl)pyridine derivatives: Development, scope, and total synthesis of an indolizine alkaloid

1. Landa, A.
2. Minkkilä, A.
3. Blay, G.
4. Jergensen, K.A.