Metabolic Variations, Antioxidant Potential, and Antiviral Activity of Different Extracts of Eugenia singampattiana (an Endangered Medicinal Plant Used by Kani Tribals, Tamil Nadu, India) Leaf

Table 3

Particulars of the secondary metabolites significantly varied among the extracts analysed by HPLC.

S. number	Metabolites	Rt^$	𝑃 Value	Ref^@
1	Gallic acid	01.7	8.60𝐸−03	Std^#
2	4-Hydroxybenzoic acid	09.5	1.70𝐸−03	Std.
3	Chlorogenic acid	09.6	9.07𝐸−02	Std.
4	Syringic acid	09.9	6.00𝐸−06	Std.
5	Caffeic acid	10.4	7.80𝐸−02	Std.
6	Rutin	11.4	2.40𝐸−03	Std.
7	Epigallocatechin gallate	11.6	6.00𝐸−05	Std.
8	Ferulic acid	12.7	5.00𝐸−04	Std.
9	Coumaric acid	12.8	4.00𝐸−07	Std.
10	Quercetin	15.4	4.40𝐸−03	Std.
11	Myricetin	26.2	1.07𝐸−03	Std.
12	Kaempferol	29.8	1.07𝐸−03	Std.

$Retention time; ^@reference; ^#standard.