Phenolic profile and biological properties of the leaves of Ficus vasta Forssk. (Moraceae) growing in Egypt

Table 2 HPLC-PDA/ESI-MS (negative ionization mode) polyphenolic fingerprint of Ficus vasta leaves extract

No.	t_{R (min)}	Molecular Formula	[M-H]⁻	UV/Vis (nm)	Compound	Class	mg/g extract	RSD (%)
1	6.8	C₇H₆O₅	169, 125	210, 270	Gallic acid	Benzoic acid-like acid	76.36	2.70
2	9.7	C₁₅H₁₄O₆	289	205, 278	Catechin	Flavan-3-ol-like	6.53	1.87
3	12.6	C₁₆H₁₈O₉	353, 191	215, 325	Chlorogenic acid	Cinnamic acid-like	0.73	1.73
4	16.8	C₁₅H₁₂O₅	271	283	Naringenin	Flavanone-like	5.84	1.30
5	26.0	C₂₇H₃₀O₁₆	601, 301	254, 354	Rutin	Flavonol-glycoside-like	9.33	1.38
6	26.2	C₂₁H₂₀O₁₂	463, 301	254, 354	Isoquercitrin	Flavonol-glycoside-like	22.50	2.02
7	28.4	C₂₇H₃₂O₁₄	579, 271	254, 354	Naringin	Flavanone-glycoside-like	1.20	3.56
8	29.0	C₂₁H₂₀O₁₂	463, 301	257, 354	Quercetin-3-galactoside	Flavonol-glycoside-like	81.75	0.88
9	30.2	C₂₁H₂₀O₁₀	431, 269	270, 330	Vitexin	Flavone-glycoside-like	0.64	2.95
10	33.4	C₂₁H₂₀O₁₁	447, 285	256, 346	Kaempferol-3-glucoside	Flavonol-glycoside-like	6.72	4.93
11	35.3	C₁₅H₁₀O₇	301	370	Quercetin	Flavonol-like	0.98	0.81
12	36.4	C₁₅H₁₀O₇	285	265, 365	Luteolin	Flavone-like	0.49	3.31

Column: Ascentis Express C₁₈, 15 cm × 4.6 mm, 2.7 μm d.p. (ESI, negative ionization mode; when observed, secondary fragment ions are reported).Values are expressed as the mean ± S.D. (n = 3)

ISSN: 2662-7671