A NEW SYNTHETIC APPROACH TO (+)-GALANTINIC ACID, DEGRADATION PRODUCT FROM THE PEPTIDE ANTIBIOTIC GALANTIN I, VIA 4-AMINO-3-HYDROXYPYRANOSE
5-Phenylthiooxazolidin-2-ones, derived from L-serine, were subjected to photo-induced radical allylation to give the corresponding 4-substituted 4,5-trans-5-allyloxazolidin-2-ones. 4-Ethoxyethy derivative (13c) was led to N-Boc galantinic acid methyl ester via N-Boc 4-amino-3-hydroxypyranose.
Kano, Shinzo,Yokomatsu, Tsutomu,Shibuya, Shiroshi
p. 13 - 16
(2007/10/02)
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