Table 3.
Quantitative phytochemical Compounds analysis in ethyl acetate stem bark extract of G. tembensis.
| Chemical Class | Compound | % abundance | MF | MW (g/mol) | Conc (μg/g) |
|---|---|---|---|---|---|
| Ketone | 2-Pentanone | 0.1 | C5H10O | 86.13 | 0.40 ± 0.00 |
| 5-Decanone | 1.3 | C10H20O | 156.26 | 6.93 ± 0.24 | |
| Terpenoid | AR- Curcumene | 0.3 | C15H22 | 202.33 | 1.83 ± 0.07 |
| 2(4H)- Benzofuranone, 5,6,7,7a- tetrahydro- 4,4,7a-trimethyl- | 0.4 | C11H16O2 | 180.243 | 2.03 ± 0.07 | |
| Phytol acetate<E−> | 0.6 | C22H42O2 | 338.6 | 3.02 ± 0.11 | |
| 2- Pentadecanone,6,10,14- trimethyl- | 0.8 | C18H36O | 268.477 | 4.21 ± 0.15 | |
| Phytol, acetate | 0.5 | C22H42O2 | 338.6 | 2.60 ± 0.09 | |
| 4,8,12,16-Tetramethylheptadecan-4-olide | 2.6 | C21H40O2 | 324.5 | 14.05 ± 0.49 | |
| Squalene | 2.1 | C30H50 | 410.7 | 11.31 ± 0.39 | |
| trans-Geranylgeraniol | 0.8 | C20H34O | 290.5 | 4.13 ± 0.14 | |
| 2,6,10, 14- Hexadecatetraen-1- ol,3,7,11,15- tetramethyl-, acetate, (E,E,E)- | 0.7 | C22H36O2 | 332.5 | 3.79 ± 0.13 | |
| Ursa- 9(11),12- dien-3-ol | 2.4 | C30H48O | 424.7 | 12.97 ± 0.45 | |
| .alpha.-Amyrin | 1.4 | C30H50O | 426.7 | 7.81 ± 0.27 | |
| .beta.-Amyrin | 0.9 | C30H50O | 426.7 | 4.78 ± 0.17 | |
| Lup-20(29)-en-3-one | 3.6 | C30H48O | 424.7 | 19.67 ± 0.68 | |
| Taraxasterol | 3.2 | C30H50O | 426.7 | 17.59 ± 0.61 | |
| 2,2,4a,6a,8a,9,12 b,14a- Octamethyl- 1,2,3,4,4a,5,6,6a, 6 b,7,8,8a, 9,12,12a,12 b,13,14,14a, 14 b- eicosahydropicene | 1.8 | C30H50 | 410.7 | 9.77 ± 0.34 | |
| Lupan-3-ol, acetate | 3.0 | C32H54O2 | 470.8 | 16.36 ± 0.57 | |
| Friedelan-3-one | 4.3 | C30H50O | 426.7 | 23.17 ± 0.80 | |
| Fatty acid and derivatives | Adipic acid, 2-ethylhexyl isobutyl ester | 2.5 | C18H34O4 | 314.5 | 13.76 ± 0.48 |
| Methyl 18-methylnonadecanoate | 1.2 | C21H42O2 | 326.6 | 6.67 ± 0.23 | |
| Tetracosanoic acid, methyl ester | 1.2 | C25H50O2 | 382.7 | 6.56 ± 0.23 | |
| Heneicosyl acetate | 1.4 | C23H46O2 | 354.6 | 7.42 ± 0.26 | |
| Hexacosyl acetate | 1.0 | C28H56O2 | 424.7 | 5.32 ± 0.18 | |
| Tetracosyl acetate | 0.9 | C26H52O2 | 396.7 | 5.00 ± 0.17 | |
| Hydrocarbon | Octacosane | 0.3 | C28H58 | 394.8 | 1.53 ± 0.05 |
| Nonadecane | 0.3 | C19H40 | 268.5 | 1.79 ± 0.06 | |
| Tricosane | 1.8 | C23H48 | 324.6 | 9.91 ± 0.34 | |
| Tetracosane | 1.8 | C24H50 | 338.7 | 9.93 ± 0.34 | |
| Pentacosane | 1.4 | C25H52 | 352.7 | 7.56 ± 0.26 | |
| Hexacosane | 1.3 | C26H54 | 366.7 | 7.26 ± 0.25 | |
| Tritriacontane | 2.7 | C33H68 | 464.9 | 14.61 ± 0.50 | |
| Octacosane | 1.8 | C28H58 | 394.8 | 9.63 ± 0.33 | |
| Aldehyde | Tridecanedial | 1.4 | C13H24O2 | 212.33 | 7.85 ± 0.27 |
| Octadecanal | 0.9 | C18H36O | 268.5 | 4.71 ± 0.16 | |
| Phenolic compound | Phenol, 2,5-dimethyl-, acetate | 2.1 | C10H12O2 | 164.2 | 11.27 ± 0.39 |
| Phenol, 2,4- bis (1- methyl-1- phenylethyl)- | 1.9 | C24H26O | 330.5 | 10.3 ± 0.36 | |
| Tocopherol | Vitamin E | 0.6 | C29H50O2 | 430.7 | 3.09 ± 0.11 |
| Phytosterols | Campesterol | 3.2 | C28H48O | 400.7 | 17.39 ± 0.60 |
| Stigmasterol | 3.8 | C29H48O | 412.7 | 20.54 ± 0.71 | |
| .gamma.-Sitosterol | 1.3 | C29H50O | 414.7 | 7.14 ± 0.25 | |
| Stigmast-4-en-3-one | 1.9 | C29H48O | 412.7 | 10.58 ± 0.37 | |
Key: Conc = Concentration, Mins = Minutes, MF = Molecular formula, RT = Retention time, MW = Molecular weight.