Efficient Nazarov cyclizations of 2-alkoxy-1,4-pentadien-3-ones

Org Lett. 2003 Dec 25;5(26):4931-4. doi: 10.1021/ol036019z.

Abstract

Expeditious and high-yielding Nazarov cyclizations of 2-alkoxy-1,4-pentadien-3-ones are described. An example of a catalytic asymmetric Nazarov cyclization is presented. [reaction: see text]