Kinetic resolution of citronellal by chiral aluminum catalysts: l-menthol synthesis from citral
Author:
Affiliation:
1. Taksasago International Corporation
2. Hiratsuka City, Japan
3. Department of Applied Chemistry and Biotechnology
4. Graduate School of Engineering
5. Chiba University
6. Inage-ku, Japan
Abstract
We developed a highly reactive catalytic ring-closing ene reaction with chiral aluminum complexes. Kinetic resolutions of citronellal successfully afforded 68% ee of diastereoselective isopulegol and 62% ee of citronellal at 47% conversion with the BINOL-Al catalyst. l-Menthol was synthesized from citral with kinetic resolutions.
Publisher
Royal Society of Chemistry (RSC)
Subject
Organic Chemistry
Link
http://pubs.rsc.org/en/content/articlepdf/2014/QO/C4QO00222A
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