Table 3.
Principal trace compounds identified from methanolic extracts of fruit and flower of Gardenia spp.
| Compound number | Formula | Positive ion | Other fragments | Compound identified | UV max. (nm) | Category |
|---|---|---|---|---|---|---|
| 1 | C10H16O3 | 203.0767[M+Na]+ | 109, 123, 151, 139 | Jasminodiol | 242 | Miscellaneous |
| 2 | C15H10O5 | 266.1613 | 225, 244 | Genistein | 240 | Miscellaneous |
| 3 | C17H24O11 | 277.218 | 233.15, 247 | Gardenoside | 240 | Miscellaneous |
| 4 | C16H18O9 | 355.1044[M+Na]+ | 135, 191 | Crocetin | 438 | Crocins |
| 5 | C16H20O10 | 392.1579 | 300 | Deacetyl-asperulosidic acid | 234 | Iridoids |
| 6 | C23H34O15 | 410.1687[M+Na]+ | 210 | Genipin gentiobioside | 240 | Iridoids |
| 7 | C16H24O11 | 418.2471 | 177 | Shanzhiside | 240 | Iridoids |
| 8 | C17H24O10 | 420.1534 | – | 8-epiapodantheroside | 240 | Iridoids |
| 9 | – | 422.1693 | – | Unknown | ||
| 10 | – | 446.2779 | – | Unknown | ||
| 11 | C38H54O19 | 812.485 | 651, 327, 283 | Crocin 2 | 438 | Crocins |