UPLC/ESI-MS Phytochemical Screening of Deverra tortuosa Haematological and Histopathological Studies and Streptozotocin-Induced Diabetes in Rat

Table 6

Compounds identified from the phenolic fraction of D. tortuosa by the HPLC-MS negative mode.

No.	Rt (min)				Identified compound (M)
		%	[M-H]^−	MS/MS
1	5.62	3.2	299	MS2 [137]: (100) [M-H-Glc], 93 [M-H-Glc-CO2]	4-Hydroxybenzoic acid 4-O-glucoside
2	7.44	6.18	477	MS2 [301]: (100), 151, 135	Quercetin 3-O-glucuronide
3	9.28	2.20	341	303, 257, 193	Hesperidin derivative (342)
4	9.63	1.04	447	MS2 [447]: 429 (2), 415 (2), 285 (100); MS3 [285]: 270 (100), 257 (4), 253 (40), 229 (5), 225 (16), 137 (5)	Kaempferol glucoside
5	15.65	5.6	447	MS2 [300.9]: 178.8, 150.8, 106.9, 120.8, 272.9, 228.9, 256.8	Quercetin 3-O-β-rhamnoside
6	20.25	7.5	593	MS2: 285 (100), 257 (22) MS3 [593 ⟶ 285]: 257	Kaempferol-3-O-rutinoside
7	23.76	8.08	301	257 (9100), 247, 201	Quercetin
8	24.6	8.25	609	300 (100), 271, 255, 151	Rutin
9	26.57	102.5	623	315 (100), 300, 271, 255	Isorhamnetin-3-O-rutinoside
10	27.60	5.62	316	MS2 [301] (100), 272, 256, 154, 107	Isorhamnetin
11	28.03	1.78	179	MS2: 161 (100), 135	Caffeic acid
12	31.27	15.5	285	239, 69 (100), 187.22, 143.21	Kaempferol