Revised Relative and Absolute Stereochemistry of (+)-Purpurin

descriptionPublicationkeyboard_double_arrow_right Article 01 Jan 1998 English Publisher:American Chemical Society (ACS)Journal:Journal of Natural Products, volume 61, pages 89-91 (issn: 0163-3864, eissn: 1520-6025,

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Authors: , Pirrung; , Lee; , Morehead; , McPhail;

doi: 10.1021/np970366y

pmid: 9548833

Revised Relative and Absolute Stereochemistry of (+)-Purpurin

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Abstract

The relative and absolute stereochemistries of (+)-purpurin (3), a flavanone natural product from Tephrosia, were determined to be 2S,7aR,10S,10aS by synthesis from semiglabrin in conjunction with X-ray crystallographic analysis.

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Duke University
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