Table 3.

Mass spectral information of all compounds identified in hydroethanolic leaf extract of T. officinale.

Sr No.	Retention Time (min)	[M − H]− (m/z)	Predicted Formula	MS/MS Fragments (m/z)	Identification	Classification
1	0.69	317	C15H10O8	226, 165	Myricetin	Flavonoid
2	0.78	451	C21H24O11	415, 405, 307, 235	Curculigoside B	Phenolic glucoside
3	0.79	191	C7H12O6	173, 127, 111, 93, 85	Quinic acid	Organic acid
4	0.81	215	C10H9Na4	179, 161, 119, 89	Sodium ferulate	Ferulic acid
5	0.94	133	C4H6O5	Not fragmented	2-Hydroxy-succinicacid	Organic acid
6	6.22	177	C9H6O4	Not fragmented	Daphnetin	Coumarin
7	7.14	421	C19H18O11	331, 301	Isomangiferin	Xanthone
8	7.26	385	C19H30O8	205, 153	Apocynoside1	Ionone glucoside
9	7.29	553	C30H34O10	517	Lappaol C	Lignan
10	7.78	387	C19H32O8	Not fragmented	IcarisideB4	Ionone glycoside
11	7.96	609	C27H30O16	447	Kempferol-3,7-diglucoside	Flavonoid
12	8.05	537	C26H34O12	327	(−)-Olivil-4′-O-β-d-glucopyranoside	Lignan
13	9.33	579	C26H28O15	285	Kempferol-3-O-β-d-glucoside-7-O-α-l-arabinofuranoside	Flavonoid
14	9.34	535	C26H32O12	373, 285	Nortrachelogenin5′-C-β-glucoside	Flavonoid
15	9.44	593	C27H30O15−	285	Isovitexin-3″-O-glucopyranoside	Flavonoid
16	9.66	447	C21H20O11	429, 285, 256	Kempferol-3-O-β-d-glucopyranoside	Flavonoid
17	10.80	431	C21H20O10	269	Kempferol-3-O-rhamnoside	Flavonoid
18	10.82	489	C23H22O12	447, 285	Luteolin7-O-β-d-(6″-acetyl)-glucopyranoside	Flavonoid
19	11.32	723	–	713, 677, 659	Derivative of heptanone	–
20	15.72	479	C23H28O11	429, 414, 397	Bruceine B	Quassinoid (lactone)
21	15.74	327	C18H32O5	229, 171	Oxo-dihydroxy-octadecenoic acid	Fatty acid