Table 1 Nauclea latifolia crude extract composition obtained through HPLC-PDA-ESI-MS analysis
ID number | Compound name | (RT min) | UV max | Molecular weight | ESI + | ESI - |
|---|---|---|---|---|---|---|
1 | Pumiloside | 9.16 | 243 | 512 | 513 | 511 |
315 | 535 [M + Na]+ | |||||
328 | 551 [M + K ]+ | |||||
2 | Alkaloid? | 9.749 | 221 | 574 | 575 | 573 |
597 [M + Na]+ | ||||||
613 [M + K ]+ | ||||||
3 | Strictosamide | 21.675 | 223 | 498 | 499 | 497 |
521 [M + Na]+ | ||||||
537 [M + K ]+ | ||||||
3337 [M + H-162]+ | ||||||
4 | Vincosamide | 25.184 | 223 | 498 | 499 | 497 |
521 [M + Na]+ | ||||||
537 [M + K ]+ | ||||||
5 | Quinovic acid glycoside? | 34.224 | -- | 632 | 633 | 631 |
5587 [M-H-44]- |