Chemical composition, antioxidant and antibacterial activities of extracts from Schinus molle wood branch growing in Egypt

Salem, Mohamed Z. M.; Zayed, Mohamed Z.; Ali, Hayssam M.; Abd El-Kareem, Mamoun S. M.

doi:10.1007/s10086-016-1583-2

Journal of Wood Science

Official Journal of the Japan Wood Research Society

Table 3 The chemical compositions of dichloromethane extract from Schinus molle L. branch wood analyzed by gas chromatography–mass spectrometry (GC–MS)

From: Chemical composition, antioxidant and antibacterial activities of extracts from Schinus molle wood branch growing in Egypt

Peak No.	RT	Compound name	Molecular formula	MW	Peak area %	SI	RSI	Most fragment ions with RI (%)
1	3.26	Benzene, 1-ethyl-3-methyl	C₉H₁₂	120	0.33	856	938	105 (100) and 120 (30)
2	3.54	α-Myrcene	C₁₀H₁₆	136	1.88	869	894	69 (80), 93 (85) and 136 (15)
3	3.88	l-Phellandrene	C₁₀H₁₆	136	0.40	847	906	77 (45), 93 (100) and 136 (25)
4	4.17	Ethanone,1-(4-methylphenyl)-	C₉H₁₀O	134	1.25	922	935	119 (100) and 134 (20)
5	4.26	Limonene	C₁₀H₁₆	136	0.71	751	809	68 (100), 93 (60), 121 (25) and 136 (25)
6	4.30	α-Phellandrene	C₁₀H₁₆	136	0.61	720	789	77 (30), 93 (100) and 136 (20)
7	5.36	1,4-Benzenedicarboxylic acid, 4- (methoxycarbonyl)phenyl]methyl methyl ester	C₁₈H₁₆O₆	328	0.21	548	607	77 (30), 105 (40) and 133 (25)
8	10.65	Exo-2-Hydroxy-5-ketobornane	C₁₀H₁₆O₂	168	0.26	513	656	70 (45), 107 (40) and 168 (45)
9	11.17	1-Methyl-4-(2-methyloxiranyl)-7-oxabicyclo[4.1.0]heptane	C₁₀H₁₆O₂	168	0.17	551	670	67(35), 93 (30) and 168 (10)
10	12.02	(Z)-9-Octadecenoic acid	C₁₈H₃₄O₂	282	0.20	512	544	55 (100), 69(55) and 282 (5)
11	12.24	Phenylmethyl ester-hexadecanoic acid	C₂₃H₃₈O₂	346	0.25	483	557	57 (55), 91 (100) and 108 (80)
12	12.89	2,4,5,6,7,8-Hexahydro-1,4, 9,9-tetramethyl-3H-3a,7-methanoazulene	C₁₅H₂₄	204	0.32	644	784	91 (80), 105 (85) and 204 (90)
13	13.16	trans-Caryophyllene	C₁₅H₂₄	204	3.94	792	810	69 (90), 93 (88), 133 (75) and 204 (10)
14	13.98	α-Caryophyllene	C₁₅H₂₄	204	0.45	711	818	80 (40), 93 (100) and 204 (15)
15	14.43	1H-Benzocycloheptene,2,4a,5,6,7,8,9,9a-octahydro-3,5,5-trimethyl-9-methylene-, (4aS-cis)	C₁₅H₂₄	204	0.36	619	743	93 (80), 119 (75), 189 (60) and 204 (25)
16	14.98	α-Muurolene	C₁₅H₂₄	204	1.76	704	771	93 (45), 105 (100), 161 (40) and 204 (20)
17	15.36	Seychellene	C₁₅H₂₄	204	0.85	681	790	91 (95), 105 (80) and 204 (50)
18	15.51	α-Copaene	C₁₅H₂₄	204	2.14	726	762	93 (45), 105 (90), 119 (95), 161 (100) and 204 (25)
19	15.65	(1-Butylhexyl)-benzene	C₁₆H₂₆	218	0.91	823	868	91 (100), 147 (20), and 218 (10)
20	16.12	Elemol	C₁₅H₂₆O	222	4.71	768	772	59 (100), 93 (80), 107 (45) and 204 (25)
21	17.10	Caryophyllene oxide	C₁₅H₂₄O	220	2.22	760	797	79 (90), 93 (65), 109 (45) and 220 (15)
22	17.29	Epiglobulol	C₁₅H₂₆O	222	0.48	655	707	55 (45), 82 (60), 161 (30) and 204 (30)
23	17.56	Palustrol	C₁₅H₂₆O	222	0.23	589	831	55 (80), 69 (60), 111 (100) and 122 (80)
24	17.84	(1-Methyldecyl)-benzene	C₁₇H₂₈	232	1.30	640	712	105 (100), and 232 (20)
25	17.91	(1-Butylheptyl)-benzene	C₁₆H₂₆	232	3.12	775	802	91 (100), 147 (20), and 232 (20)
26	18.14	Acetic acid, (1,2,3,4,5,6,7,8-octahydro- 3,8,8-trimethylnaphth-2-yl) methyl ester	C₁₆H₂₆O₂	250	5.31	571	580	105 (60), 175 (80), 190 (45) and 250 (30)
27	18.31	Junipene	C₁₅H₂₄	204	2.57	676	703	91 (60), 105 (45), and 204 (30)
28	18.62	12-Methyl-E,E-3,13-octadecadien-1-ol	C₁₉H₃₆O	280	22.49	609	623	55 (100), 121 (40), and 248 (20)
29	19.46	5-Ethyl-5-hydroxy-3-methyl-2-phenyltetrahydrofuran-2-carboxylic acid	C₁₄H₁₈O₄	250	2.64	866	995	105 (100)
30	20.00	(1-pentylheptyl)-Benzene	C₁₈H₃₀	246	3.09	667	686	91 (100), and 246 (15)
31	20.11	(1-butyloctyl)-Benzene	C₁₈H₃₀	246	2.94	842	843	91 (100), 147 (20), and 246 (10)
32	20.38	(1-propylnonyl)-Benzene	C₁₈H₃₀	246	2.07	745	755	91 (100), 133 (35), and 246 (10)
33	20.48	1-Cyclohexanone, 2-methyl-2-(3-methyl-2-oxobutyl)	C₁₂H₂₀O₂	196	0.22	508	687	153 (100) and 196 (10)
34	21.11	Calarene epoxide	C₁₅H₂₄O	220	0.22	564	706	69 (60), 93 (45), and 220 (25)
35	21.29	Isoaromadendrene epoxide	C₁₅H₂₄O	220	1.31	673	739	55 (60), 107 (45), and 220 (20)
36	21.72	2-Benzyl-3-heptyloxirane	C₁₆H₂₂O₂	246	1.46	877	965	105 (100)
37	22.21	Torreyol	C₁₅H₂₆O	222	6.46	617	643	119 (40), 161 (100), 204 (20) and 222 (5)
38	23.22	11-phenyl-Heneicosane	C₂₇H₄₈	372	0.86	549	608	91 (100), 231 (30), and 372 (10)
39	23.31	17-Pentatriacontene	C₃₅H₇₀	490	0.72	581	622	57 (90), 83 (55), and 490 (5)
40	37.32	1,2-Benzenedicarboxylic acid, dioctyl ester	C₂₄H₃₈O₄	390	8.01	566	661	57 (70), 149 (100), and 390 (5)

RT retention time (min), MW molecular wight (g/mol), SI standard index, RSI reverse standard index, RI relative intensities

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