T. Tao et Rj. Parry, Determination by enantioselective synthesis of the absolute configuration of CPE, a potential intermediate in coronatine biosynthesis, ORG LETT, 3(19), 2001, pp. 3045-3047
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The first enantioselective synthesis of the methyl ester of CPE, a potentia
l intermediate in coronatine (COR) biosynthesis, is described. Comparison o
f the specific rotation of the synthetic ester with that of the methyl este
r of natural CPE established that the latter possesses the (R) configuratio
n. This configuration is the same as that found at the corresponding asymme
tric center of coronatine.