A series of bitter secoiridoid glucosides isolated from various GENTIANA species (Gentianaceae) have been investigated by D/CI-MS. Amarogentin, amaropanin, amaroswerin, deglucosyltrifloroside, desacetylcentapicrin, gentiopicrin, swertiamarin and sweroside have been characterized by quasimolecular ions and typical fragments, using NH (3) or CH (4) as reactant gas.
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http://dx.doi.org/10.1055/s-2007-969748 | DOI Listing |
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