Table 2.
GC–MS analysis of lichen Xanthoria parietina ‘Xa’ and Flavopunctelia flaventior ‘Ff’.
| Name | Formula | Molecular weight | Retention time | Found in lichen | Nature of compounds |
|---|---|---|---|---|---|
| Benzyl bromide | C7H7BrO | 171 | 0.713 | Xa | Benzyl Halide |
| 2-Amino-2-ethyl-1,3-propanediol | C5H13NO2 | 119 | 2.279 | Xa | Alkanolamine |
| Dichloran | C6H4Cl2N2O2 | 206 | 26.187 | Xa | Nitroaniline |
| Hexachlorophene | C13H6Cl6O2 | 406 | 1.480 | Xa | Phenolic |
| Pyrrolidine, 1-methyl- | C5H11N | 85 | 1.742 | Xa | Alkaloid |
| undecanal | C11H22O | 170 | 7.2653 | Xa | Fatty aldehyde |
| Benzenamine, 4-methoxy-N-methyl- | C8H11NO | 137 |
13.500 13.515 |
Xa, Ff | Amine -Aniline |
| 2,5-Cyclohexadiene-1,4-dione, 2,6-bis(1,1-dimethylethyl)- | C14H20O2 | 220 | 26.172 | Ff | Benzoquinone |
| 2′,5′-Dihydroxypropiophenone | C9H10O3 | 166 | 22.039 | Ff | Phenolic |
| 3,4-Dimethyl-2-hexanone | C8H16O | 128 | 7.245 | Ff | Ketone |
| Acetaldehyde, methylhydrazone | C3H8N2 | 72 | 31.704 | Ff | Methyl-hydrazine |
| Atropine | C17H23NO3 | 289 | 14.386 | Ff | Alkaloid |
| Beclomethasone | C22H29ClO5 | 408 | 1.493 | Ff | Corticosteroid |
| Butanenitrile 3-methyl- | C5H9N | 83 | 1.847 | Ff | Nitrile |
| Colchicine | C22H25NO6 | 399 | 37.123 | Ff | Alkaloid |
| Cortisone | C21H28NO5 | 360 | 44.087 | Ff | Corticosteroid |
| Cyclopentadecanol | C15H30O | 226 | 24.798 | Ff | Alcoholic |
| Cyclopentanone, oxime | C5H9NO | 99 | 2.277 | Ff | Hydroxyl-amine |
| Dehydrocholic acid | C24H34O5 | 402 | 34.141 | Ff | Cholagogue and Choleretic |
| Hydrocortisone acetate | C23H32O6 | 404 | 33.827 | Ff | Steroid |
| Isobutane | C4H10 | 58 | 1.710 | Ff | Alkane |
| Octadecanamine | C18H39N | 269 | 36.685 | Ff | Amine |
| Oxacyclododecan-2-one | C11H20O2 | 184 | 7.262 | Ff | Fatty ester |
| Piperidine | C5H11N | 85 | 1.737 | Ff | Alkaloid |
| Ricinoleic acid | C18H34O3 | 298 | 21.246 | Ff | Fatty acyls—octadecanoid |