Chemical Composition and Biological Activities of the Essential Oils of Chrysophyllum albidum G. Don (African Star Apple)

Table 2

Fruit essential oil composition of Chrysophyllum albidum as determined by GC-MS.

S/N	Compound name	% C	RI^a	RI^b
1	3-Hexen-1-ol, acetate, (E)	0.886	980	1018
2	Benzoic acid, ethyl ester	1.043	1142	1165
3	Cyclododecane	0.524	1159	ni
4	Dodecane	4.151	1167	ni
5	Tridecane, 7-methy	0.511	1337	ni
6	Eugenol	1.824	1325	1352
7	7-Hexadecene, (Z)	0.873	1300	ni
8	Tetradecane	8.314	1359	ni
9	2-Propenoic acid, 3-phenyl-, ethyl ester	1.029	1429	1462
10	1-Cyclohexene, 1,3,3-trimethyl-2-(1-methylbut-1-en-3-on-1-yl	0.822	1471	ni
11	1,1,4,5,6-pentamethyl-2,3-dihydro-1H-indene	0.444	1477	ni
12	Pentadecane, 3-methyl	0.561	1523	ni
13	1-Hexadecanol	0.909	1545	1873
14	Muurol-5-en-4-alpha-ol	11.478	1553	1554
15	Davanone-2-ol	0.640	1717	1717
16	Sinensal	10.140	1745	1751
17	Eicosane	8.263	1851	ni
18	n-Hexadecanoic acid	4.256	1936	1961
19	Manool (epi-13)	1.089	1951	1958
20	Methyl 3,5-dicyclohexyl-4-hydroxybenzoate	1.422	1975	ni
21	1,4-Epoxynaphthalene-1(2H)-methanol,4,5,7-tris(1,1 dimethylethyl)-3,4-dihydro	6.083	2010	ni
22	Phytol	0.916	2048	2096
23	11,14-Eicosadienoic acid, methyl ester	3.362	2073	ni
24	Stearic acid	1.687	2092	2169
25	Heneicosane, 3-methyl	1.813	2100	ni
26	9-Tricosene, (Z	1.367	2191	ni
27	Hexanedioic acid, bis(2-ethylhexyl) ester	16.264	2309	ni
28	Octadecane, 3-ethyl-5-(2-ethylbutyl	0.526	2404	ni
39	à-Amyrin	0.812	2579	ni
30	Oleyl palmitoleate	1.085	3360	ni
31	1,2-Propanediol, 3-(octadecyloxy)-, diacetate	0.504	3446	ni
32	Oleic acid, 3-(octadecyloxy)propyl ester	0.902	3507	ni
33	tri(2-Ethylhexyl) trimellitate	1.904	3539	ni
34	7,8-Epoxylanostan-11-ol, 3-acetoxy	1.115	3577	ni

S/N: compound number in order of elution; %C-% composition of compound in essential oil; RI^a: retention index calculated from retention times relative to C8-C40 n-alkanes on a DΒ-5 column; RI^b: retention index from literature and web-based sources [19, 25]; ni: not identified (compounds do not have their retention index reported for a DB-5 column in literature); compound identified from the NIST or Wiley database by comparing mass spectra with spectral similarity score of 70 and above.