Mechanism of the formation of a dehydrat
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Masahiro Inomata; Nobuhiro Hirai; Naohito Takeda; Hajime Ohigashi
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Article
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2005
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John Wiley and Sons
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English
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## Abstract Methyl ester of abscisic acid (ABA), a plant hormone, gives a dehydrated ion at __m__/__z__ 260 in electron ionization mass spectrometry (EIโMS). This dehydrated ion had been considered to be derived only from the elimination of the tertiary hydroxyl group at Cโ1โฒ. We found that 34% of