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. 2015 Mar 5;20(3):4204–4224. doi: 10.3390/molecules20034204

Table 1.

Chemical compounds (%) identified by GC-qMS analysis of hexane and dichloromethane fractions of ethanolic stem bark extract of Mimosa caesalpiniifolia.

Chemical Constituents Molecular Formula EIMS [M+•] Rt (min) HEX (%) DCM (%)
1 Methyl hexadecanoate C16:0 C17H34O2 270 20.16 6.05 0.33
2 Ethyl hexadecanoate C16:0 C18H36O2 284 22.23 2.43
3 Methyl heptadecanoate C17:0 C18H36O2 284 23.14 0.34
4 Methyl (9Z,12Z) octadeca-9,12-dienoate C18:2 C19H34O2 294 24.98 8.05 0.32
5 Methyl (9Z)-octadec-9-enoate C18:1 C19H36O2 296 25.15 5.13 0.13
6 Methyl (11Z)-octadec-11-enoate C18:1 C19H36O2 296 25.27 0.62
7 Methyl octadecanoate C18:0 C19H38O2 298 25.84 1.73
8 Ethyl (9Z,12Z)-octadeca-9,12-dienoate C18:2 C20H36O2 308 26.63 2.04
9 Ethyl (9Z)-octadec-9-enoate C18:1 C20H38O2 310 26.78 1.21
10 Ethyl(11Z)-octadec-11-enoate C18:1 C20H38O2 310 26.94 0.44
53 Unidentified 26.97 2.17
11 Ethyl octadecanoate C18:0 C20H40O2 312 27.46 0.53
12 Methyl (10Z,13Z)-nonadeca-10,13-dienoate C19:2 C20H36O2 308 27.92 0.08
13 Methyl nonadecanoate C19:0 C20H40O2 312 28.23 0.17
14 Methyl eicosanoate C20:0 C21H42O2 326 30.49 0.75
15 Ethyl eicosanoate C20:0 C22H44O2 340 31.89 0.14
16 Methyl heneicosanoate C21:0 C22H44O2 340 32.56 1.14
54 Unidentified 32.62 1.32
17 Methyl docosanoate C22:0 C23H46O2 354 34.63 3.85
55 Unidentified 34.64 1.76
18 Ethyl docosanoate C22:0 C24H48O2 368 35.84 0.84
19 Methyl tricosanoate C23:0 C24H48O2 368 36.49 0.49
56 Unidentified 36.56 0.79
57 Unidentified 36.87 0.76
20 Methyl tetracosanoate C24:0 C25H50O2 382 38.36 4.95 2.16
58 Unidentified 38.78 1.21
21 Ethyl tetracosanoate C24:0 C26H52O2 396 39.45 1.29
22 Methyl pentacosanoate C25:0 C26H52O2 396 40.06 0.49
59 Unidentified 40.62 1.73
23 Ethyl pentacosanoate C25:0 C27H54O2 410 41.14 0.1
24 Methyl hexacosanoate C26:0 C27H54O2 410 41.78 3.29 3.08
25 Ethyl hexacosanoate C26:0 C28H58O2 424 42.78 0.74
26 Stigmastatriene C29H46 394 43.13 0.04
27 Methyl heptacosanoate C27:0 C28H56O2 424 43.37 0.22
60 Unidentified 43.93 2.82
28 Stigmastadiene C29H48 396 44.10 0.06
29 α-Tocopherol (vitamin E) C29H50O2 430 44.83 0.02
30 Methyl octacosanoate C28:0 C29H58O2 438 44.99 1.88 3.19
31 Ethyl octacosanoate C28:0 C30H60O2 452 45.95 0.36
32 Campesterol C28H48O 400 46.36 1.67
33 Campestanol C28H50O 402 46.52 0.07
34 Stigmasterol C29H48O 412 46.81 4.75
61 Unidentified 47.01 3.47
35 Sitosterol C29H50O 414 47.76 2.97
36 β-Amyrenone C30H48O 424 47.81 0.4
37 β-Amyrin C30H50O 426 48.36 1.05
38 Campestenone C28H46O 398 48.41 0.87
39 Lupenone C30H48O 424 48.74 5.35
40 Stigmasta-4,22-dien-3-one C29H46O 410 48.97 2.47
41 Lupeol C30H50O 426 49.42 14.7 3.26
42 Sitostenone C29H48O 412 50.01 2.74
43 3-Oxo-olean-18-en-28-oic acid methyl ester C31H48O3 468 50.75 0.56
44 3-Oxo-olean-12-en-28-oic acid methyl ester C31H48O3 468 51.54 0.26
45 3-Oxo-lup-20(29)-en-28-oic acid methyl ester C31H48O3 468 51.91 1.20
46 3β-Hydroxy-lup-20(29)-en-28-oic acid methyl ester C31H50O3 470 52.81 4.25 70.3
47 3-Oxo-urs-12-en-28-oic acid methyl ester C31H48O3 468 53.05 0.24
48 3β-Acetoxy-olean-18-en-28-oic acid methyl ester C33H52O4 512 53.49 2.76
49 Stigmastane-3,6-dione C29H48O2 428 53.62 0.36
50 3β-Acetoxy-olean-12-en-28-oic acid methyl ester C33H52O4 512 54.43 0.71
51 3β-Acetoxy-lup-20(29)-en-28-oic acid methyl ester C33H52O4 512 54.80 0.99
52 3β-Acetoxy-urs-12-en-28-oic acid methyl ester C33H52O4 512 56.16 2.20 1.24