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  • Stereocontrolled synthesis of C1-C17 fragment of narasin via a free radical-based approach.

Stereocontrolled synthesis of C1-C17 fragment of narasin via a free radical-based approach.

Organic letters (2009-12-29)
Jean-François Brazeau, Audrey-Anne Guilbault, Jummey Kochuparampil, Philippe Mochirian, Yvan Guindon
ABSTRACT

An efficient synthesis of the C1-C17 western unit of narasin was achieved from (S)-Roche ester. Highlights in our synthesis include the successful exploitation of three stereoselective sequences of Lewis acid mediated reaction followed by free-radical-based hydrogen transfer.

MATERIALS
Product Number
Brand
Product Description

Sigma-Aldrich
Narasin from Streptomyces auriofaciens, ≥98% (HPLC)