Chemical Composition and Physicochemical Analysis of Opuntia dillenii Extracts Grown in Morocco

Table 5

Chemical composition of hexane and ethyl acetate extracts from O. dillenii juice fruits.

Compounds	Retention time (min)	Relative content (%) in juice
		Oujda		Nador		Essaouira
		H. E	EAc. E	H. E	EAc. E	H. E	EAc. E
1,4-Butanedioic acid	12.68 ± 0.03	nd	nd	nd	1.08 ± 0.01	nd	nd
Acetic acid	12.89 ± 0.03	nd	nd	nd	nd	nd	2.01 ± 0.10
Capric acid (C10 : 0)	14.95 ± 0.03	nd	nd	2.29 ± 0.02	nd	nd	0.85 ± 0.09
Citric acid	17.23 ± 0.04	nd	10.18 ± 0.01	1.61 ± 0.03	2.55 ± 0.03	3.49 ± 0.02	17.01 ± 0.21
Lauric acid (C12 : 0)	17.89 ± 0.04	3.96 ± 0.41	1.64 ± 0.31	nd	2.45 ± 0.05	1.62 ± 0.04	7.61 ± 0.17
9-Eicosene	18.74 ± 0.01	4.69 ± 0.01	nd	1.18 ± 0.01	nd	nd	nd
Lauryl ethoxylate	20.32 ± 0.01	2.76 ± 0.51	2.08 ± 0.17	1.6 ± 0.05	nd	nd	nd
Myristic acid (C14 : 0)	20.40 ± 0.02	nd	nd	nd	nd	4.04 ± 0.08	12.54 ± 0.28
11-Hexadecenoic acid (C16 : 1)	22.42 ± 0.01	nd	nd	nd	nd	4.73 ± 0.07	nd
Palmitic acid (C16 : 0)	22.96 ± 0.06	55.89 ± 0.31	6.81 ± 0.11	31.46 ± 0.11	17.77 ± 0.24	23.56 ± 0.41	9.65 ± 0.08
Margaric acid (C17 : 0)	23.00 ± 0.01	0.15 ± 0.17	37.41 ± 0.08	nd	13.18 ± 0.02	nd	34.15 ± 0.09
Oleic acid (C18 : 1)	23.89 ± 0.03	1.01 ± 0.11	nd	22.57 ± 0.17	nd	24.82 ± 0.32	5.15 ± 0.09
Linoleic acid (C18 : 2)	24.39 ± 0.08	31.31 ± 0.21	16.04 ± 0.25	39.09 ± 0.22	47.13 ± 0.35	32.84 ± 1.01	10.46 ± 0.21
Stearic acid (C18 : 0)	24.75 ± 0.02	nd	23.25 ± 0.08	nd	13.11 ± 0.06	4.47 ± 0.09	nd
Campesterol	25.44 ± 0.01	nd	2.48 ± 0.01	nd	2.15 ± 0.02	nd	nd
SFA^a		59.85	69.11	33.75	46.51	33.69	55.15
UFA^b		32.32	16.04	61.66	47.13	62.39	15.61
UFA/SFA^c		0.53	0.23	1.96	1.01	1.85	0.27
Sterols		0	2.48	0	2.15	0	0
Yield of extracts (%)		0.49 ± 0.01	0.27 ± 0.08	0.40 ± 0.12	0.46 ± 0.07	0.45 ± 0.19	0.86 ± 0.08

nd: no detected; H. E: hexane extract; EAc. E: ethyl acetate extract; a: saturated fatty acids (SFA); b: unsaturated fatty acids (UFA); c: unsaturation ratio = UFA/SFA.