Table 5.
GC-MS quantitative estimation of phytochemicals in SC-CO2 extract (B2) of O. stamineus.
| Peak | Retention time (min) | Area % | Phytoconstituents | Molecular formula | Molecular weight |
|---|---|---|---|---|---|
| a | 9.99 | 1.05 | 1,3-Benzodioxole, 5-[3-acetaminopropyl]-1-methyl-4-phenyl-3,4-dihydroisoquinoline myo-1,2,3,4,5,6-hexamethoxycarbonylcyclohexane | C18H24O12 | 432.375 |
|
| |||||
| b | 11.15 | 1.34 | 2-Phenanthrenol, 1,2,3,4,4a,4b,5,6,8a,9,10,10a-dodecahydro-4a,7-dimethyl-8-[3-cyano-3(trimethylsilyloxy)propyl]-, acetate | C25H41NO3Si | 431.69 |
|
| |||||
| c | 12.19 | 1.24 | 2-Acetylamino-5-iodo-4-p-tolyl-thi ophene-3-carboxylic acid ethyl ester | C18H54O9Si9 | 667.385 |
|
| |||||
| d | 13.13 | 1.66 | Benzoic acid, 2,5-bis(trimethylsiloxy)-, trimethylsilyl ester | C16H30O4Si3 | 370.663 |
|
| |||||
| e | 13.98 | 1.46 | Acetamide, N-[(4.alpha.,5.alpha.)-cholestan-4-yl] | C29H51NO | 429.721 |
|
| |||||
| f | 14.78 | 2.35 | Octadecamethyl-cyclononasiloxane | C18H54O9Si9 | 667.385 |
|
| |||||
| g | 15.57 | 2.38 | 1-Monolinoleoylglycerol trimethylsilyl ether | C27H54O4Si2 | 498.886 |
|
| |||||
| h | 16.48 | 6.65 | 2-Amino-2-oxo-acetic acid, N-[3,4-dimethylphenyl]-, ethyl ester | C12H15NO3 | 221.252 |
|
| |||||
| i | 17.60 | 2.15 | 2-Propen-1-one, 1,3-diphenyl | C15H12O | 208.26 |
|
| |||||
| J | 25.33 | 27.84 | Anthracene, 9-(2-propenyl) | C17H14 | 218.293 |
|
| |||||
| K | 26.39 | 26.86 | 3,8-Dimethyl-4-(1-methylethylidene)-2,4,6,7,8,8a-hexahydro-5(1H)-azulenone | C15H22O | 218.334 |
|
| |||||
| l | 27.01 | 4.38 | Acetic acid (3-hydroxy-7-isopropenyl-1,4a-dimethyl-2,3,4,4a,5,6,7,8-octahydronaphthalen-2-yl) ester | C17H26O3 | 278.386 |