PDF herunterladen
Synlett 1995; 1995(8): 871-872
DOI: 10.1055/s-1995-5102
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.

Efficient Synthesis of Naturally Occurring Ligustilide

Yoshimitsu Ogawa, Masao Maruno, Takeshi Wakamatsu*
  • *Central Research Laboratories, Tsumura & Co., 3586 Yoshiwara, Ami-machi, Inashiki-gun, Ibaraki 300-11, Japan
Weitere Informationen

Publikationsverlauf

Publikationsdatum:
31. Dezember 2000 (online)

  als PDF herunterladen  Lizenzen und Reprints Alle Artikel dieser Rubrik

Synthesis of naturally occurring ligustilide (1) was accomplished by the cyclization of alkynoic acid (9), which was prepared from acetal (3) in several steps, catalyzed by silver iodide or silver in mild reaction condition as key step.

ligustilide - cyclization - silver catalyst - alkynoic acid