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Total synthesis of (+)-brefeldin A (Part IV)1

✍ Scribed by E.J. Corey; Robert H. Wollenberg; David R. Williams


Book ID
104236010
Publisher
Elsevier Science
Year
1977
Tongue
French
Weight
225 KB
Volume
18
Category
Article
ISSN
0040-4039

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✦ Synopsis


Rrefeldin A (9 is a macrocyclic fungal metabolite which exhibits both antibiotic and antiviral activity.

A route for the total synthesis of this substance in racemic form has recently been established and reported from these laboratories. ' This note describes modifications in the synthetic sequence which have allowed a shorter and more efficient synthesis. The methods used in these modifications are expected to be generally


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## Abstract A total synthesis of (+)‐brefeldin C (BFC) and two brefeldin A (BFA) analogues – (+)‐nor‐Me BFA and (+)‐4‐__epi__‐nor‐Me BFA – has been developed. Key features of the syntheses include desymmetrization of __meso__ anhydrides, a Carreira reaction to control the absolute configuration at