Table 1.
Identified lipophilic compounds in G. diversifolia extract by LC-APCI-MS. Compounds were identified on the basis of literature data (CIT) and injection of authentic standards (*).
| RT(min) | [M + H-H2O]+ | Fragments | Identification | mg/g |
|---|---|---|---|---|
| 6.7 | 425 | 405-389-365-299-251 | Erythrodiol | 0.50 ± 0.05 |
| 7.8 | 425 | 405-389-365-299-251 | Uvaol | 0.54 ± 0.05 |
| 8.5 | 427 | 409-391-255-173 | Hydroxy cycloartenol | 0.25 ± 0.05 |
| 9.2 | 409 | 391-339-297-269-173 | Cycloartenol | 0.35 ± 0.05 |
| 21.7 | 395 | 297-255-241-199-159 | Fucosterol * | 23.5 ± 0.05 |
| 21.8 | 397 | 315-299-285-257-243-203-189 | γ-Sitosterol * | 91.0 ± 0.05 |
| 22.5 | 381 | 297-255-227-173-159 | Brassicasterol * | 3.14 ± 0.05 |
| 23.1 | 429 | 165-137-122-67 | α-Tocopherylquinone | n.d. |
| 24.7 | 383 | 273-257-243-215-161 | Campesterol | 32.5 ± 0.05 |
| 27.6 | 397 | 257-175-161 | β-sitosterol * | 112.4 ±0.07 |
| 29.6 | 399 | 316-257-243-190-175-149 | Sitostanol * | 16.6 ± 0.05 |
| 5.07 | 553 | α-Cryptoxanthin | 3.9 ± 0.1 | |
| 5.91 | 549.5 | Carotenoid | 3.4 ± 0.1 | |
| 6.02 | 545.5 | 489-435-339 | Phytoene | 1.3 ± 0.1 |
| 6.23 | 555.1 | 534-460-442 | β-Carotene epoxide | 4.0 ± 0.1 |
| 6.43 | 597.5 | 534-460-442 | Zeaxhantin * | 6.1 ± 0.1 |
| 7.05 | 553.5 | 534-460-442 | Cryptoxanthin | 8.7 ± 0.1 |
| 7.58 | 551.4 | 535-558-471-444 | Ketocarotenoid | 3.8 ± 0.1 |
| 8.53 | 551.5 | 535-558-471-444 | Ketocarotenoid | 3.2 ± 0.1 |
| 9.62 | 551.5 | 535-558-471-444 | Ketocarotenoid | 2.5 ± 0.1 |
| 9.78 | 551.5 | 535-558-471-444 | Ketocarotenoid | 1.6 ± 0.1 |
| 10.05 | 537.5 | 457-445-413 | β-Carotene * | 1.9 ± 0.1 |