A tandem radical approach to the ABCE-rings of the Aspidosperma and Strychnos alkaloids

Chemical Communications Pub Date: 2001-01-09 DOI: 10.1039/B008465O

Abstract

Reaction of indole 19 via the derived aryl radical gives the tetracycle 20 in 43% yield. This compound contains the ABCE-rings of both Aspidosperma and Strychnos alkaloids.

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