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Official Journal of the Japan Wood Research Society

Table 2 The chemical compositions of methanol 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

3.63

Docosane

C22H46

310

12.72

654

677

43 (88), 57 (100), 71 (34) and 99 (10)

2

14.99

2H-Indeno[1,2-b]furan-2-one, 3,3a,4,5,6,7,8,8b-octahydro-8,8-dimethyl

C13H18O2

206

6.16

423

517

55 (46), 81 (47), 91 (48), 191 (95), 206 (3)

3

22.23

2-Naphthalene methanol,decahydro-α,α,4a -trimethyl-8-methylene

C15H26O

222

19.95

495

659

59 (100), 81 (35), 108 (33), 164 (40), 164 (25) and 222 (15)

4

34.51

3-(Maleimido-2-yl)-1-methyl-2-(1-methylindol-2-yl)indole

C22H17N3O2

355

6.37

368

688

63 (20), 127 (25), 251 (28), 269 (45), 164 (25), 283 (100) and 355 (10)

5

36.77

Androst-5-en-3-one, 19-acetoxy-4,4-dimethyl-,oxime

C23H35NO3

377

1.74

392

424

95 (43), 135 (35), 283 (45) and 300 (100)

6

37.34

6-(4-Chlorophenyl)-3-cyano-4-(N-benzylpiperazino)-2H-pyran-2-one

C23H20ClN3O2

405

26.00

419

791

69 (45), 109 (25), 149 (30), and 405 (20)

7

37.78

Lupanol

C30H52O

428

5.39

385

407

91 (100), 218 (25), and 428 (95)

8

38.31

Hexadecanoic acid,1a,2,5,5a,6,9,10,10a-octahydro-5,5a-dihydroxy-4-(hydroxymethyl)-1,1,7,9-tetramethyl-11-oxo-1H-2,8a-methanocyclopenta[a]cyclopropa[e]cyclodecen-6-yl ester

C36H58O6

586

5.95

427

431

57 (80), 266 (100), 330 (50), and 551 (3)

9

40.24

Lucenin 2

C27H30O16

610

4.35

362

386

156 (25), 281 (100), 322 (25), and 354 (20)

10

41.20

Phenyl 4-[bis(ethoxycarbonyl)but- 3-ynyl]-2,3,4-trideoxy-α,l-glcero-pent-2-enopyranoside

C21H26O6

374

6.26

481

968

281 (85) and 374(3)

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