. 2018 Oct 29;23(11):2809. doi: 10.3390/molecules23112809

Table 3.

Volatile compounds identified by GC-MS in different Moringa tissues.

No.	Compound Name	RT (min) ^$	LRI ^&	Identification	Different Moringa Tissues Peak Area (%)
No.	Compound Name	RT (min) ^$	LRI ^&	Identification	Seeds with Shell	Seed Kernels	Leaves	Stem	Root
1	Undecane	7.02	1053	LRI, MS	1.17	1.09	1.16	0.57	0.08
2	Benzoic acid, 2,4-bis[(trimethylsilyl)oxy]-	8.81	--	LRI, MS	0.00	0.00	3.32	0.00	0.00
3	Dodecane	11.15	1200	LRI, MS	1.77	1.04	1.43	0.84	0.10
4	Benzene,1,3-bis (1,1-dimethylethyl)-	12.56	1251	LRI, MS	1.47	1.30	1.44	0.75	0.09
5	4-Ethylundecane	12.77	1259	LRI, MS	0.43	0.31	0.41	0.31	0.02
6	Tridecane	13.05	1269	LRI, MS	1.28	1.06	1.40	0.62	0.07
7	Cyclopentasiloxane, dodeca methyl	13.32	--	MS	0.43	0.49	1.92	0.42	0.06
8	2,3,5,8-Tetramethyldecane	14.34	1317	LRI, MS	0.38	0.30	0.41	0.22	0.02
9	m-Tolyl isothiocyanate	16.38	1394	LRI, MS	0.00	0.00	0.00	0.00	79.48
10	Tetradecane	16.53	1400	LRI, MS	0.93	0.80	1.03	0.81	2.05
11	Cycloheptasiloxane, tetradeca methyl	17.51	--	MS	0.14	0.29	0.35	0.29	0.05
12	Pentadecane	18.54	1480	LRI, MS	1.03	1.00	1.10	0.51	0.13
13	Phenol, 3,5-bis(1,1-dimethylethyl)-	19.62	1524	LRI, MS	2.62	2.28	2.68	4.21	0.79
14	Hexadecane	21.42	1599	LRI, MS	21.91	21.47	19.06	24.86	6.54
15	Heptadecane	23.41	1688	LRI, MS	0.57	0.58	0.75	0.44	0.09
16	Octadecane	25.82	1784	LRI, MS	0.41	0.34	0.48	0.52	0.09
17	Hexadecanal	26.57	1836	LRI, MS	0.46	0.21	7.28	0.99	0.04
18	Octadecanal	27.09	1861	LRI, MS	0.17	0.20	1.33	0.24	0.02
19	3,7,11,15-Tetramethyl-2-hexadecen-1-ol	27.46	1880	LRI, MS	0.33	0.31	1.97	0.13	0.10
20	Nonadecane	27.78	1895	LRI, MS	0.39	0.37	0.49	0.30	0.05
21	Dibutyl phthalate	29.36	--	MS	0.00	0.00	0.00	7.26	2.26
22	Hexadecanoic acid	29.45	1981	LRI, MS	4.04	3.32	13.62	5.34	1.00
23	E-Phytol	32.02	2136	LRI, MS	0.00	0.00	1.31	0.00	0.00
24	(Z,Z)-9,12-Octadecadienoic acid	32.62	--	MS	0.00	0.00	1.43	0.59	0.16
25	Linolenic acid	32.76	--	MS	1.62	1.49	11.09	1.36	0.32
26	Eicosanoic acid	33.13	2269	LRI, MS	2.25	1.67	4.25	2.06	0.28
27	Hexadecanamide	33.57	2310	LRI, MS	7.39	9.92	3.28	4.67	0.64
28	9-Octadecenamide	37.00	2493	LRI, MS	13.21	18.72	6.21	8.95	1.16
29	Octadecanamide	37.38	2519	LRI, MS	7.72	10.41	3.16	4.85	0.65
30	Octadecanoic acid, phenylmethyl ester	38.02	--	MS	0.41	0.39	0.42	0.40	0.12
31	1-Palmitoyl-1,3-propanediol, trimethylsilyl	38.19	--	MS	0.78	0.64	0.63	0.00	0.00
32	Mono(2-ethylhexyl) phthalate	38.83	--	MS	0.72	0.28	0.47	21.50	2.42
33	Heptacosane	39.09	2677	LRI, MS	1.63	1.33	1.37	1.46	0.39
34	Octacosane	40.02	2798	LRI, MS	0.00	0.00	1.12	0.50	0.04
35	Nonacosane	40.87	2911	LRI, MS	0.67	0.54	0.42	3.09	0.46
36	2-(2-Hexyloxyethoxy)ethanol	41.00	--	MS	23.17	17.36	0.00	0.00	0.00
37	Dotriacontane	44.17	3223	LRI, MS	0.50	0.47	0.67	0.64	0.19

^$ RT: Retention time (min). ^& LRI: Linear retention index, which was determined by running a C₁₀-C₄₀ n-alkane hydrocarbon standard mixture under the same conditions.