Precursors to oak lactone: synthesis of
Precursors to oak lactone: synthesis of gallate ester derivatives of 3-methyl-4-hydroxyoctanoic acid
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Michael Raunkjær; D.Sejer Pedersen; Gordon M. Elsey; Mark A. Sefton; George K. S
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Article
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2001
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Elsevier Science
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French
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3R,4R-and 3S,4S)-3-Methyl-4-(3%-O-methylgalloyloxy)octanoic acid (2b), the corresponding methyl ester (2c) and the straight galloyl derivative, (3R,4R-and 3S,4S)-3-methyl-4-galloyloxyoctanoic acid (2a) were synthesised from cis-oak lactone (1). Analysis by TLC and mass spectrometry established that