Unraveling the antimicrobial efficacy and chemical fingerprinting of medicinal plants against the WHO’s prioritized pathogens

Bulletin of the National Research Centre

Table 2 GC–MS analysis of chloroform extract from Orthosiphon aristatus

Peak	RT (min)	Content (%)	Chemical constituents	Mol. For	Mol. Wt
a	5.982	10.72	6-Methyloctadecane	C₁₉H₄₀	268.521
b	9.546	3.28	7-Methoxy-2-methylquinolin-4-ol	C₁₁H₁₁NO₂	189.214
c	13.637	12.35	Caryophyllene	C₁₄H₂₁•	189.322
d	15.773	17.64	2,4-Di-tert-butylphenol	C₁₄H₂₂O	206.329
e	19.847	3.92	3-Trifluoroacetoxydodecane	C₁₄H₂₅F₃O₂	282.347
f	21.970	4.23	2-Methyl-7-nonadecene	C₂₀H₄₀	280.540
g	23.068	2.78	9-Eicosyne	C₂₀H₃₈	278.524
h	25.523	17.02	Pentadecanoic acid, 14-methyl-,methyl ester	C₁₇H₃₄O₂	270.457
i	29.854	13.72	cis,cis,cis-7,10,13-Hexadecatrienal	C₁₆H₂₆O	234.383
j	30.105	14.34	Phytol	C₂₀H₄₀O	296.307