Table 3.

LC/MS analysis of the EAF-PP.

Sl no.	Proposed compounds	Mode of ionization	Observed mass (m/z)	References
Phenolic acids
1	Gallic acid	[M-H]+	171.0	[41–43]
2	Ethyl gallate	[M-H]+	221.1	[41, 42]
3	Gallic acid 3-O-gallate	[M-H]+	322.5	[43]
4	Galloyl glucose	[M-H]+	333.0	[43]
5	Octa-O-galloyl glucose	[M-H]+	1396.5	[44]
6	Quinic acid	[M-H]+	190.7	[42]
7	Ferulic acid	[M-H]+	195.1	[42]
8	p-Coumaric acid	[M-H]+	165.0	[42]
9	p-Coumaroyl tartaric acid	[M-H]+	297.5	[43]
10	p-Coumaroyl-4-O-glucoside	[M-H]+	326.4	[43]
11	3-p-Coumaroylquinic acid	[M-H]+	339.1	[43]
12	Coniferin	[M-H]+	340.6	[42]
13	p-Amino benzoate	[M-H]+	137.7	[42, 43]
14	Syringetin-7-O-hexoside	[M-H]+	509.6	[42]
15	Rosamarinic acid	[M-H]+	359.2	[45]
16	Sinapic acid hexoside	[M-H]+	384.9	[46]
17	Linamarin gallate	[M-Na]+	421.3	[22]
Flavonoids
18	Catechin	[M-Na]+	311.3	[47]
19	(+) Catechin 3-O-gallate	[M-H]+	441.2	[42, 43]
20	(+) Epicatechin 3,5,7-trigallate	[M-H]+	747.2	[48]
21	Epigallocatechin-3-O-gallate	[M-H]+	459.8	[42, 49]
22	Epigallocatechin dimer	[M-Na]+	627.5	[49]
23	O-methylated(+) catechin gallate	[M-H]+	456.7	[50]
24	Kaemferol	[M-Na]+	310.4	[47]
25	Kaemferol-3-O-acetylglucoside	[M-H]+	488.5	[42]
26	Kaemferol-7-O-rhamnoside	[M-H]+	434.8	[42]
27	Quercetin	[M-Na]+	325.05	[47]
28	3,7-Di-O-methyl quercetin	[M-H]+	329.0	[42]
29	Rhamnetin	[M-H]+	317.0	[43]
30	Apigenin	[M-H]+	270.6	[42]
31	Apigenin-7-O-glucoside	[M-H]+	433.9	[51]
32	Naringenin	[M-H]+	272.9	[42, 46]
33	Naringin-7-O-glucoside	[M-H]+	434.8	[42]
34	Myrecetin rhamnohexoside	[M-H]+	627.6	[46]
Proanthocyanidins
35	Catechin dimer	[M-H]+	577.3	[42, 50]
36	Catechin tertramer glucose	[M-H]+	1379	[47]