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A short, enantiospecific synthesis of a protected seco acid precursor to (R,R)-(−)-pyrenophorin

✍ Scribed by Robert V. Hoffman; Tamas Patonay; Naresh K. Nayyar; Junhua Tao


Publisher
Elsevier Science
Year
1996
Tongue
French
Weight
201 KB
Volume
37
Category
Article
ISSN
0040-4039

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📜 SIMILAR VOLUMES


A Short Synthesis of (R,R)-(-)-Pyrenopho
✍ Mali, Raghao S. ;Pohmakotr, Manat ;Weidmann, Beat ;Seebach, Dieter 📂 Article 📅 1981 🏛 John Wiley and Sons 🌐 English ⚖ 751 KB

## Abstract Analysis of the known syntheses of pyrenophorin (**1**) (Scheme 1) reveals that they all rest upon the use of reagents with d^1^‐, d^3^‐, or a^2^‐reactivity umpolung for the establishment of at least one of the 1,4‐distances of functional groups. A different approach, outlined in Scheme