. 2019 Aug 28;2019:5410923. doi: 10.1155/2019/5410923

Table 1.

Bioactive components of the methanolic extract of Callistemon citrinus.

Name of compounds	RI	Peak area (%)	MF	MW	Compound nature
4-Carene	919	0.22	C₁₀H₁₆	136	Monoterpene
Eucalyptol	1059	2.22	C₁₀H₁₈O	154	Oxygenated monoterpenoid
2-Nonenal	1112	0.27	C₉H₁₆O	140	Unsaturated aldehyde
Limonene diepoxide	1128	0.31	C₁₀H₁₆O₂	168	Oxygenated monoterpenoid
Pinocarveol	1131	0.46	C₁₀H₁₆O	152	Oxygenated monoterpenoid
α-Terpineol	1143	1.22	C₁₀H₁₈O	154	Oxygenated monoterpenoid
Isopulegone, 4-methyl	1252	0.27	C₁₀H₁₈O	166	Oxygenated monoterpenoid
Trans-2-decenol	1266	0.92	C₁₀H₂₀O	156	Unsaturated alcohol
Aromadendrene	1386	0.46	C₁₅H₂₄	204	Sesquiterpene
(8E, 10Z)-1,8-Pentadecatriene	1518	27.00	C₁₅H₂₆	248	Hydrocarbon
β-Eudesmol	1593	0.55	C₁₅H₂₆O	222	Oxygenated sesquiterpenoid
Methyl-14-methyl pentadecanoate	1814	2.04	C₁₇H₃₄O₂	270	Ester
Palmitic acid	1968	32.87	C₁₆H₃₂O₂	256	Fatty acid
9-Octadecenal	2007	0.91	C₁₈H₃₄O	266	Unsaturated aldehyde
Stearic acid, methyl ester	2077	1.07	C₁₉H₃₈O₂	298	Ester
Trans-vaccenic acid, methyl ester	2085	3.46	C₁₉H₃₆O₂	296	Ester
Methyl linolelaidate	2093	1.49	C₁₉H₃₄O₂	294	Ester
Stearic acid	2167	13.59	C₁₈H₃₆O₂	284	Fatty acid
Oleic acid	2175	6.42	C₁₈H₃₄O₂	282	Fatty acid
Squalene	2914	2.98	C₃₀H₅₀	410	Triterpene

MF = molecular formula, MW = molecular weight, RI = retention indices.