Table 3.
Identified compounds in Jacaranda flowers by GC-MS.
| No. | Compound | %∗ | m/z | NIST/CAS | M.wt | RT |
|---|---|---|---|---|---|---|
| 1 | Silane, methoxytrimethyl | 56.7 | 39 | CAS: 1825-61-2 | 104 | 1.45 min |
| 2 | Acetamide, 2,2,2-trifluoro-N-(trimethylsilyl)- | 71.5 | 119 | CAS: 21149-38-2 | 257 | 2.40 min |
| 3 | Trisiloxane, octamethyl- | 34.4 | 103 | CAS: 107-51-7 | 236 | 2.60 min |
| 4 | Cystathionine, bis(trimethylsilyl) ester | 29.4 | 215 | CAS: 73090-79-6 | 366 | 3.27 min |
| 5 | L-Asparagine, N, N2-bis(tert-butyldimethylsilyl), tert-butyldimethylsilyl ester | 10.4 | 156 | CAS: 96381-41-8 | 474 | 4.34 min |
| 6 | Phosphoric acid, tris(trimethylsilyl) ester | 97.6 | 76 | CAS: 10497-05-9 | 314 | 5.17 min |
| 7 | Hydroquinone bis(trimethylsilyl) ether | 58.6 | 167 | CAS: 2117-24-0 | 254 | 6.84 min |
| 8 | [1,1′-Bicycloropropyl]-2-octanoic acid, 2′-hexyl-, methyl ester | 52.7 | 155 | CAS: 56687- | 322 | 7.65 min |
| 9 | Butanedioic acid, [(trimethylsilyl)oxy]-, bis(trimethylsilyl)ester | 88.6 | 67 | CAS: 38166-11-9 | 350 | 8.34 min |
| 10 | L-Proline, 5-oxo-1-(trimethylsilyl)-, trimethylsilyl ester | 79.3 | 83 | CAS: 30274-77-2 | 273 | 8.97 min |
| 11 | Mannosamine | 17 | 119 | NIST: 127688 | 179 | 9.11 min |
| 12 | Benzoic acid, 3-[(trimethylsilyl)oxy]-, trimethylsilyl ester | 21.3 | 94 | CAS: 3782-84-1 | 282 | 9.55 min |
| 13 | α-D-Glucopyranoside, methyl 2-(acetylamino)-2-deoxy-3-O-(trimethylsilyl)-, cyclic methylboronate | 16.9 | 236 | CAS: 54477-01-9 | 331 | 10.63 min |
| 14 | Benzoic acid, 4-[(trimethylsilyl)oxy]-, trimethylsilyl ester | 72.8 | 77 | CAS: 27750-57-8 | 296 | 10.88 min |
| 15 | α-D-Glucopyranoside, methyl 2-(acetylamino)-2-deoxy-3-O-(trimethylsilyl)-, cyclic methylboronate | 17.8 | 236 | CAS: 54477-01-9 | 331 | 11.22 min |
| 16 | 4-Trimethylsilyloxy-4-trimethylsilyloxycarbonylmethyl-2,5-cyclohexadiene-1-one | 96.4 | 108 | NIST: 280345 | 312 | 11.57 min |
| 17 | Pregn-5-en-20-one, 3-(acetyloxy)-16, 17-epoxy-6-methyl-, (3β, 16α)- | 20.2 | 270 | CAS: 55349-94-5 | 386 | 13.00 min |
| 18 | α-D-Galacotopyranose, 1,2,3-tris-O-(trimethylsilyl)-, cyclic methylboronate | 12 | 228 | CAS: 56196-95-3 | 420 | 13.31 min |
| 19 | Dihydroxyacetone dimer, tetra (trimethylsilyl)- | 28.2 | 85 | CAS: 28527-65-3 | 468 | 13.44 min |
| 20 | D-Psicofuranose, pentakis (trimethylsilyl) ether (isomer 2) | 14.1 | 202 | NIST: 380128 | 540 | 13.66 min |
| 21 | Glucopyranoside, methyl 2,3,5,6-tetrakis-O-(trimethylsilyl)-, α-D- | 27.2 | 130 | CAS: 6736-96-5 | 482 | 13.90 min |
| 22 | D-(-)-Fructofuranose, pentakis (trimethylsilyl) ether (isomer 1) | 18.4 | 208 | NIST:380166 | 540 | 14.11 min |
| 23 | L-(-)-Sorbofuranose, pentakis (trimethylsilyl) ether | 11.2 | 168 | NIST: 380164 | 540 | 14.25 min |
| 24 | D-(-)Ribofuranose, tetrakis (trimethylsilyl) ether (isomer 1) | 14.3 | 148 | NIST: 380115 | 438 | 14.28 min |
| 25 | D-Xylopyranose, 1,2,3,4-tetrakis-O-(trimethylsilyl)- | 4.74 | 95 | CAS: 55555-45-8 | 438 | 14.63 min |
| 26 | Glucofuranoside, methyl 2,3,5,6-tetrakis-O-(trimethylsilyl)-α-D- | 21.7 | 130 | CAS: 6736-96-5 | 482 | 14.73 min |
| 27 | 1,5-Anhydro-D-sorbitol, tetrakis (triemethylsilyl) ether | 21.7 | 230 | NIST: 380138 | 452 | 15.11 min |
| 28 | 1,2,3-Propanetricarboxylic acid, 2-[(trimethylsilyl)oxy]-,tris (trimethylsilyl) ester | 13.4 | 70 | CAS: 14330-97-3 | 480 | 15.22 min |
| 29 | Ribitol, 1,2,3,4,5-pentakis-O-(trimethylsilyl)- | 15.9 | 185 | CAS: 32381-53-6 | 512 | 15.33 min |
| 30 | β-D-(+)-Talopyranose, pentakis (trimethylsilyl) ether | 6.08 | 151 | NIST: 380171 | 540 | 15.57 min |
| 31 | 14-Methyl-pentadecane1,2-diol, bis(trimethylsilyl) ether | 24.4 | 132 | NIST: 336515 | 402 | 16.12 min |
| 32 | Digitoxin | 9.76 | 258 | CAS: 71-63-6 | 764 | 16.69 min |
| 33 | Galactopyranose, 1,2,3,4,6-pentakis-O-(trimethylsilyl)-, β-d- | 7.07 | 35 | CAS: 1769-00-2 | 540 | 17.03 min |
| 34 | Hexdecanoic acid, trimethylsilyl ester | 96.1 | 157 | CAS: 55520-89-3 | 328 | 17.48 min |
| 35 | Tetradecane, 2,6,10-trimethyl- | 16.9 | 112 | CAS: 14905-56-7 | 240 | 18.22 min |
| 36 | Heptadecanoic acid, 10-methyl-, methyl ester | 35.4 | 169 | CAS: 2490-25-7 | 298 | 18.63 min |
| 37 | Silane, [(3,7,11,15-tetramethyl-2-hexadecenyl)oxy]trimethyl- | 60.3 | 77 | CAS: 57397-39-4 | 368 | 19.32 min |
| 38 | Imidazole, 2-fluoro-1-triacetylribofuranosyl- | 16.4 | 232 | NIST: 1292585 | 344 | 19.35 min |
| 39 | 9,12-Octadecadienoic acid (Z,Z)-, trimethylsilyl ester | 90.4 | 122 | CAS: 56259-07-5 | 352 | 19.74 min |
| 40 | α-Linoleic acid, trimethylsilyl ester | 84.8 | 127 | CAS: 97844-13-8 | 350 | 19.84 min |
| 41 | Octadecanoic acid, trimethylsilyl ester | 94.3 | 211 | CAS: 18748-91-9 | 356 | 20.12 min |
| 42 | E-8-Methyl-9-1-ol-acetate | 22.3 | 169 | NIST: 130814 | 268 | 20.70 min |
| 43 | α-D-Glucopyranosiduronic acid, 3-(5-ethylhexahydro-2,4,6-trioxo-5-pyrimidinyl)-1,1-dimethylpropyl 2,3,4-tris-O-(trimethylsilyl)-, methyl ester | 29.6 | 340 | CAS: 55556-81-5 | 648 | 21.02 min |
| 44 | 9-Octadecenamide, (Z)- | 49.7 | 128 | CAS: 301-02-0 | 281 | 21.62 min |
| 45 | Erucic acid | 8.72 | 188 | CAS: 112-86-7 | 338 | 23.21 min |
| 46 | 9,12,15-Octadecanouc acid, 2-[(trimethylsilyl)oxy]-1-[[(trimethylsilyl)oxy]methyl]ethyl ester, (Z,Z,Z)- | 44.2 | 189 | CAS: 55521-23-8 | 496 | 23.561min |
| 41 | Estra-1,3,5 (10)trien-17β-ol | 62.1 | 168 | CAS: 2529-64-8 | 256 | 24.05 min |
| 42 | 2-Monopalmitoylglycerol trimethylsilyl ether | 57 | 229 | CAS: 53212-97-8 | 474 | 24.44 min |
| 43 | Hexadecanoic acid, 2,3-bis [(trimethylsilyl)oxy]propyl ester | 97.9 | 164 | CAS: 1188-74-5 | 474 | 25.06 min |
| 44 | Docosanoic acid, trimethylsilyl ester | 53.7 | 140 | CAS: 74367-36-5 | 412 | 25.80min |
| 45 | 1-Monolinoleoylglyccerol trimethylsilyl ether | 58.4 | 230 | CAS: 54284-45-6 | 498 | 27.94 min |
| 46 | 2-Monostearin trimethylsilyl ether | 77 | 161 | CAS: 53336-13-3 | 502 | 28.74 min |
| 47 | 1-Monolinoleoylglyccerol trimethylsilyl ether | 77.6 | 230 | CAS: 54284-45-6 | 498 | 28.92 min |
| 48 | 9-Octadecenamide, (Z)- | 55.3 | 124 | CAS: 301-02-0 | 281 | 29.20 min |
| 49 | Octadecanoic acid, 2,3-bis [(trimethylsilyl)oxy]propyl ester | 95.9 | 129 | CAS: 1188-75-6 | 502 | 29.72 min |
| 50 | Squalene | 61.1 | 96 | CAS: 111-02-4 | 410 | 30.66 min |
| 51 | 2-Monopalmitoylglycerol trimethylsilyl ether | 58.1 | 229 | CAS: 53212-97-8 | 474 | 32.77 min |
| 52 | Eicosane, 7-hexyl | 20.3 | 179 | CAS: 55333-99-8 | 366 | 33.03 min |
| 53 | Octadecanoic acid, 2,3-bis [(trimethylsilyl)oxy]propyl ester | 33.2 | 313 | CAS: 1188-75-6 | 502 | 34.27 min |
| 54 | (+)-α-Tocopherol, O-trimethylsilyl- | 62.7 | 259 | CAS: 2733-26-8 | 502 | 37.97 min |
∗
The reported percentage corresponds to the percentage of similarity produced by the software library of the mass spectrometer.