A review on the efficacy of Ocimum gratissimum, Mentha spicata, and Moringa oleifera leaf extracts in repelling mosquito

Beni-Suef University Journal of Basic and Applied Sciences

Table 6 Chemical composition of leaf essential oil from Moringa oleifera. Source: [64]

Peak	Compound	Molecular formular	Molecular weight	Retention time	Percentage content (%)	Mass peaks
1	4-Hydroxy-4-methyl-2-pentane	C₆H₁₂O₂	116	3.29	7.01	42
2	3-Ethyl-2,4-dimethyl-pentane	C₆H₁₂O	100	4.008	6.14	49
3	3-4-Epoxy-ethanone	C₉H₂0	128	4.233	1.78	35
4	N-(1-methylethyllidene)-benzene ethanamine	C₁₁H₁₅N	161	9.635	1.54	50
5	3,5-Bis(1,1-dimethylethyl)-phenol	C₁₄H₂₂O	206	14.250	2.55	94
6	1-Hexadecanol	C₁₆H₃₄O	242	17.850	1.23	64
7	3,7,11,15-Tetramethyl-2 hexadecene-1-ol	C₁₆H₃₂O	240	18.425	1.17	67
8	Hexadecanoic acid	C₁₇H₃₄O₂	270	19.458	2.03	90
9	l-(+)-Ascorbic acid 2,6dihexadecanoate	C₃₈H₆₈O₈	652	20.183	19.66	136
10	Phytol	C₂₀H₄₀O	296	22.142	4.24	83
11	9-Otadecenoic acid	C₁₈H₃₄O₂	282	23.000	20.89	129
12	4,8,12,16-Tetramethyl heptadecan-4-olide	C₂₁H₄₀O₂	324	26.133	2.77	172
13	9-Octadecenoic acid-1,2,3-propanetrieyl ester	C₅₇H₁₀₄O₆	884	26.983	1.23	123
14	14-Methyl-8-hexadecenal	C₁₇H₃₂O	252	27.533	8.11	222
15	1,2-Benzene dicarb oxylic acid	C₂₄H₃₈O₄	390	28.358	2.46	144
16	Octadecamethyl-cyclononasiloxane	C₁₈H₅₄O₉ Si₉	666	9.017	1.23	199