Table 3.
Non-volatile compounds identified with GC-FID in EELH.
| S/N | Compounds | RT | Area | Mol. weight, (g/mol) | Formula | Class of compounds |
|---|---|---|---|---|---|---|
| 1 | Rutin | 0.386 | 2631.04 | 610.521 | C27H30O16 | Flavonoid |
| 2 | Lunamarine | 0.873 | 4824.98 | 469.311 | C18H15NO14 | Glycoside |
| 3 | Naringin | 3.093 | 3389.30 | 580.53 | C27H32O14 | Flavonoid |
| 4 | Cardiac glycosides | 5.483 | 2954.84 | 780.9 | C14H64O13 | Steroid |
| 5 | Ephedrine | 7.873 | 2954.84 | 165.236 | C10H15NO | Alkaloid |
| 6 | Anthocyanin | 9.350 | 3057.12 | 1730.5 | C78H89O44 | Flavonoid |
| 7 | Naringenin | 10.830 | 6003.07 | 272.25 | C15H12O5 | Flavonoid |
| 8 | Sparteine | 14.036 | 3250.66 | 234.38 | C15H26N2 | Alkaloid |
| 9 | Phenol | 19.973 | 4928.68 | 94.11 | C6H5OH | Phenol |
| 10 | Flavanones | 20.616 | 3419.69 | 222.24 | C15H10O2 | Flavonoid |
| 11 | Steroids | 36.363 | 6954.48 | 358.4 | C19H28O2 | Steroid |
| 12 | Epicatechin | 25.960 | 7289.28 | 290.27 | C15H14O6 | Flavonoid |
| 13 | Kaempferol | 29.326 | 5273.28 | 286.23 | C15H10O6 | Flavonoid |
| 14 | Phytate | 31.653 | 6802.67 | 660.04 | C6H18O24P6 | Steroid |
| 15 | Cyanogenic glycoside | 34.150 | 3084.59 | 247.24 | C10H17NO6 | Glycoside |
| 16 | Sapogenin | 36.773 | 4449.93 | 1031.18 | C51H82O21 | Saponin |
| 17 | Catechin | 36.640 | 8024.05 | 290.26 | C15H14O6 | Flavonoid |
Abbreviations: GC-FID, gas chromatography–flame ionization detector; RT, retention time.