. 2019 Sep 6;24(18):3260. doi: 10.3390/molecules24183260

Table 3.

Chemical name, common name, molecular formula and instrument parameters for the LC-MS/MS quantification of different MeSA glycosides.

Name	Common Name	Molecular Formula	Ionization Mode	Precursor Ion	Q1 Product Ion	DP	EP	CE	CXP	Q2 Product Ion	DP	EP	CE	CXP	t_R	Q2/Q1
methyl salicylate 2-O-β-d-glucoside	MeSAG	C₁₄H₁₈O₈	[M + Na]⁺	337.0	337.0	80	10	10	15	185.2	80	10	24	15	15.6	17
methyl salicylate 2-O-α-l-arabinopyranosyl(1→6)-β-d-glucopyranoside	MeSA-Violutoside/Vicianoside	C₁₉H₂₆O₁₂	[M + Na]⁺	469.1	469.1	80	10	10	15	337.2	80	10	38	15	15.2	108
methyl salicylate 2-O-β-d-xylopyranosyl (1→6)-β-d-glucopyranoside	MeSA-Primeveroside/Gaultherin	C₁₉H₂₆O₁₂	[M + Na]⁺	469.1	469.1	80	10	10	15	337.2	80	10	38	15	15.7	108
methyl salicylate 2-O-β-d-apiofuranosyl(1→6)-β-d-glucopyranoside	MeSA-Canthoside A	C₁₉H₂₆O₁₂	[M + Na]⁺	469.1	469.1	80	10	10	15	337.2	80	10	38	15	14.9	108
methyl salicylate 2-O-α-l-rhamnopyranosyl(1→6)-β-d-glucopyranoside	MeSA-rutinoside	C₂₀H₂₈O₁₂	[M + Na]⁺	483.1	483.1	80	10	10	15	337.1	80	10	35	15	16.8	60
methyl salicylate 2-O-β-d-glucopyranosyl(1→6)-O-β-d-glucopyranoside	MeSA-gentiobioside	C₂₀H₂₈O₁₃	[M + Na]⁺	499.1	499.1	80	10	10	15	347.2	80	10	31	15	13.6	20
methyl salicylate 2-O-β-d-xylopyranosyl (1→2)[O-β-d-xylopyranosyl(1→6)]-O-β-d-glucopyranoside	MSTG-A	C₂₄H₃₄O₁₆	[M + Na]⁺	601.1	601.1	80	10	10	15	449.2	80	10	38	15	14.5	14