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A Concise Total Synthesis of Diospongins A and B

✍ Scribed by Gowravaram Sabitha; Pannala Padmaja; Jhillu S. Yadav

Publisher
John Wiley and Sons
Year
2008
Tongue
German
Weight
134 KB
Volume
91
Category
Article
ISSN
0018-019X

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✦ Synopsis

Abstract

The total synthesis of the diarylheptanoids (−)‐diospongin A (1) and B (2) was achieved stereoselectively via the δ‐lactone intermediate 6. The key reactions involved are a stereoselective reduction of β‐keto ester and the Horner–Wadsworth–Emmons and intramolecular oxy‐Michael reactions.

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## Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract, please click on HTML or PDF.