Table 4.
GC-mass spectra of Acacia nilotica showing different active compounds.
| S. no. | RT (min) | Compound | Area (%) | M. formula | M. wt |
|---|---|---|---|---|---|
| 1 | 11.26 | Carane, 4,5-epoxy-, (E)- | 0.86 | C10H16O | 152 |
| 2 | 13.18 | 3-Cyclohexane-1-Carboxaldehyde, 2,6,6-trimethyl- | 23.5 | C10H16O | 152 |
| 3 | 14.33 | Cycloundecene, 1-methyl- | 0.76 | C12H22 | 166 |
| 4 | 14.80 | 2,4-Decadienal, (E, E)-(CAS) | 1.05 | C10H16O | 152 |
| 5 | 15.63 | 1-Decanol, 2-methyl- | 0.47 | C11H24O | 172 |
| 6 | 16.18 | Cyclohexane,1-ethyl-1-methyl-2,4-bis(1-methyl)-(CAS) | 0.72 | C15H24 | 204 |
| 7 | 18.06 | á-Chamigrene | 0.52 | C15H24 | 204 |
| 8 | 18.21 | á-Guaiene | 0.59 | C15H24 | 204 |
| 9 | 18.57 | á-Selinene (CAS) | 15.12 | C15H24 | 204 |
| 10 | 19.32 | 1,3-Benzodioxole, 4-methoxy-6-(2-propenyl)- | 1.05 | C11H12O3 | 192 |
| 11 | 19.52 | Globulol | 11.35 | C15H26O | 222 |
| 12 | 22.76 | 1,3-Benzodioxole, 4,7-dimethoxy-5-(2-propeny1)-(CAS) | 5.54 | C12H14O4 | 222 |
| 13 | 23.02 | a-acorenol | 0.18 | C15H26O | 222 |
| 14 | 23.86 | 1,2-Epoxycyclooct-3-ene, 5,5-dimethyl-8-methylene- | 0.32 | C11H16O | 164 |
| 15 | 29.09 | Hexadecanoic acid (CAS) | 4.59 | C16H32O2 | 256 |
| 16 | 29.78 | 26,8a-(Dimethoxy)-3,5,7-trion tetracyclo [7.2.1.0(4,11).0(6,10)] dodecane | 8.51 | C11H16O5 | 228 |
| 17 | 30.75 | Isobergapten | 1.09 | C12H80O | 216 |
| 18 | 32.66 | Oleic acid | 14.52 | C18H34O2 | 282 |
| 19 | 32.86 | Isochiapin B | 1.18 | C19H26O6 | 346 |
RT: Retention time per minute; active compounds detected by GC mass; area (%): percentage of compound; M. formula: molecular formula; M. wt: molecular weight of the compound.