. 2020 Sep 30;56(10):509. doi: 10.3390/medicina56100509

Table 1.

Major components of aqueous Syzygium gratum (SG) extract analyzed using RP-UHPLC-QTOF-MS.

Retention Time	[M+H]⁺ (m/z)	Identified Compound	Formula	Class of Phytochemical
10.78	274.27	C16 Sphinganine	C₁₆H₃₅NO₂	Phospholipid
12.52	271.10	Pinostrobin	C₁₆H₁₄O₄	Flavonoids
11.7	257.08	Pinocembrin	C₁₅H₁₂O₄	Flavanone
8.52	419.13	Neoliquiritin	C₂₁H₂₂O₉	Flavonoids
6.65	459.09	Epigallocatechin-3-Gallate	C₂₂H₁₈O₁₁	Flavonoids
8.51	257.08	Aloe emodin anthrone	C₁₅H₁₂O₄	Anthraquinone
5.63	205.10	d-Tryptophan	C₁₁H₁₂N₂O₂	Amino acid
5.91	307.08	Epigallocatechin	C₁₅H₁₄O₇	Flavonoids
7	481.10	Myricetin 3-glucoside	C₂₁H₂₀O₁₃	Flavonoid-3-o-glycosides
1.35	268.10	Adenosine	C₁₀H₁₃N₅O₄	Purine nucleoside base
7.17	617.11	Quercetin 4-6-galloylglucoside	C₂₈H₂₄O₁₆	Flavonol
7.59	319.04	Myricetin	C₁₅H₁₀O₈	Flavonol
7.37	465.10	Myricitrin	C₂₁H₂₀O₁₂	Flavonoid glycoside
10.18	297.24	Dimorphecolic acid	C₁₈H₃₂O₃	Endogenous fatty acid
7.91	449.11	Quercitrin	C₂₁H₂₀O₁₁	Flavonol
8.42	273.08	Naringenin	C₁₅H₁₂O₅	Flavanone
6.64	291.09	Epicatechin	C₁₅H₁₄O₆	Flavonoids
14.75	277.18	Buddledin A	C₁₇H₂₄O₃	Terpenoids
13.32	239.13	2,2,4,4-Tetramethyl-6-1-oxopropyl-1,3,5-cyclohexanetrione	C₁₃H₁₈O₄	Lipid
7.43	443.10	Catechin 7-O-gallate	C₂₂H₁₈O₁₀	Flavonoid-7-o-glycosides
7.69	265.14	Abscisic Acid	C₁₅H₂₀O₄	Isoprenoid plant hormone
14.88	473.36	Maslinic Acid	C₃₀H₄₈O₄	Triterpenoids
10.36	295.23	12,13-Epoxy-9,15-octadecadienoic acid	C₁₈H₃₀O₃	Long-chain fatty acids
8.1	229.09	cis-Resveratrol	C₁₄H₁₂O₃	Polyphenol
14.37	478.29	Lysophosphatidylethanolamine (18:2)	C₂₃H₄₄NO₇P	Lipid
5.82	655.19	Rhamnazin 3-sophoroside	C₂₉H₃₄O₁₇	Flavonoid glycoside
5.19	627.15	6-Hydroxyluteolin 7-gentiobioside	C₂₇H₃₀O₁₇	Flavonoid
11.09	281.17	Brefeldin A	C₁₆H₂₄O₄	Lactone