Table 2.
The chemical compounds in the Hibiscus sabdariffa pigment (crude, phenolic-rich extracts—HCPRE) extracted, analyzed by GC–MS.
| No | Classification | M. Formula | M. W. | Compound Name and Structure |
|---|---|---|---|---|
| 1 | Hydrocarbons (Alkan)-saturated compounds | C22H66 | 450 | CH3(CH2)3OCH3—Dotriacontan |
| 2 | Alcoholic componds | C17H36O | 256 |
|
| 3 | Triazine derivatives | C5H8ClN5 | 173 |
|
| 4 | Unsat. alcoholic compound | C19H38O | 280 |
 14-Methyl-2,15-octadecadien-1-OL |
| 5 | Unsaturated ester | C17H22O2 | 268 |
 7-Methyl-2-tetradecan-1-OL acetate |
| 6 | Mercepto compound | C16H34S | 258 |
 1,1-Dimethyl tetradecyl hydrosulfide or tert-headecanethiol (com.) |
| 7 | Alkenes | C19H38 | 266 |
 1-Nonadecene or Monadeca-1-ene |
| 8 | Primary alcohols | C37H76O | 536 |
 1-Heptalriaontanol or Heptatricotanol |
| 9 | Unsaturated ester | C17H30O2 | 266 |
 7-Methyl hexadeca-3,8-dienoate |
| 10 | Natural product (Cholesterol) | C28H48O | 400 |
 2-Methylene cholestan-3-oL |