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Fig. 5 | BMC Chemistry

Fig. 5

From: Identification of C-glycosyl flavones by high performance liquid chromatography electrospray ionization mass spectrometry and quantification of five main C-glycosyl flavones in Flickingeria fimbriata

Fig. 5

CID MS2 spectra fragmentations of five C-glycosyl flavones, acylated with 3,4-dimethoxycinnamoyl from the extracts of Flickingeria fimbriata in negative ionization mode: a Apigenin-6-C-(2″-O-3,4-dimethoxycinnamoyl)-β-d-glucoside-8-C-β-d-glucoside (19), b Apigenin-6-C-(2″-O-3,4-dimethoxycinnamoyl)-β-d-glucoside-8-C-β-d-xyloside (21), c Apigenin-6-C-β-d-glucoside-8-C-(6″-O-3,4-dimethoxycinnamoyl)-β-d-glucoside (22), d Apigenin-6-C-β-d-xyloside-8-C-(6″-O-3,4-dimethoxycinnamoyl)-β-d-glucoside (26), and e Apigenin-6-C-α-l-arabinoside-8-C-(6″-O-3,4-dimethoxycinnamoyl)-β-d-glucoside (29)

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BMC Chemistry

ISSN: 2661-801X

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