Table 2. Liquid chromatography quadrupole time-of-flight mass spectrometry (LC-Q-TOF-MS) bush tea extract compounds identified after ZnO nanoparticles synthesis using MetFrag software (KEGG and ChemSpider, 50 ppm).
| Compound name | Formula | RT [sec] | |
|---|---|---|---|
| 1 | Indanone | C 9H 8O | 348.6 |
| 2 | Mallotophenone | C 21H 24O 8 | 432.6 |
| 3 | Melampodin A | C 21H 24O 9 | 399.6 |
| 4 | Sterigmatocystin | C 18H 12O 6 | 268.8 |
| 5 | Umbelliferone | C 9H 6O 3 | 211.8 |
| 6 | Salicylate | C 7H 6O 3 | 182.4 |
| 7 | Resolvin E2 | C 20H 30O 4 | 265.8 |
| 8 | Scullcapflavone II | C 19H 18O 8 | 463.8 |
| 9 | Myrtenol | C 10H 16O | 306 |
| 10 | 3-tert-Butyl-5-methylcatechol | C 11H 16O 2 | 427.8 |
| 11 | (+)-7-Isojasmonic acid | C 12H 18O 3 | 404.4 |
| 12 | Traumatic acid | C 12H 20O 4 | 91.2 |
| 13 | 4-Heptyloxyphenol | C 13H 20O 2 | 282.6 |
| 14 | 4,4”-Dihydroxystilbene | C 14H 12O 2 | 276.6 |
| 15 | 1,3-Diphenylpropane | C 15H 16 | 309.6 |
| 16 | Geranyl hydroquinone | C 16H 22O 2 | 781.2 |
| 17 | Syringin | C 17H 24O 9 | 232.8 |
| 18 | 3-Hydroxybenzaldehyde | C 7H 6O 2 | 280.2 |
| 19 | 6-Hydroxyluteolin 7-glucoside | C 21H 20O 12 | 256.2 |
| 20 | 6-Methoxyaromadendrin 3-O-acetate | C 18H 16O 8 | 388.8 |
| 21 | Adenine | C 5H 5N 5 | 72.6 |
| 22 | 9S-hydroxy-10E,12Z,15Z-octadecatrienoic acid | C 18H3 0O 3 | 372.6 |
| 23 | 9E-Heptadecenoic acid | C 17H 32O 2 | 337.2 |
| 24 | Carboxymethyloxysuccinate | C 6H 8O 7 | 81 |
| 25 | Coumarin | C 9H 6O 2 | 219 |
| 26 | Pent-7alpha-Hydroxykaur-16-en-19-oic acid | C 20H 30O 3 | 319.8 |
| 27 | Etherolenic acid | C 18H 28O 3 | 357.6 |
| 28 | Icariin | C 33H 40O 15 | 240 |