PDF herunterladen
Synlett 1995; 1995(2): 201-202
DOI: 10.1055/s-1995-4902
letter
© Georg Thieme Verlag, Rüdigerstr. 14, 70469 Stuttgart, Germany. All rights reserved. This journal, including all individual contributions and illustrations published therein, is legally protected by copyright for the duration of the copyright period. Any use, exploitation or commercialization outside the narrow limits set by copyright legislation, without the publisher's consent, is illegal and liable to criminal prosecution. This applies in particular to photostat reproduction, copying, cyclostyling, mimeographing or duplication of any kind, translating, preparation of microfilms, and electronic data processing and storage.

Methods for Bridgehead Radical Formation. Preparation of an Intermediate for the Synthesis of Gibberellins

George A. Kraus* , Tiberiu M. Siclovan, Brian Watson
  • *Department of Chemistry, Iowa State University, Ames, IA 50011
Weitere Informationen

Publikationsverlauf

Publikationsdatum:
31. Dezember 2000 (online)

  als PDF herunterladen  Lizenzen und Reprints Alle Artikel dieser Rubrik

The combination of zinc and triethylamine with a catalytic amount of vitamin B12 permits the formation of bridgehead radicals in excellent yield. The reaction of 3 and diethyl fumarate affords 10 which yields 11 upon base-induced cyclization.

radical - bridgehead - gibberellic acid - cobalt - vitamin B12