Table 1:
Chemical composition of essential oil obtained from seeds of Ferula assa-foetida
| No. | Composition | % |
|---|---|---|
| 1 | Alpha.-D-Xylofuranoside, methyl 2,5-di-O-methyl- | 30.2 |
| 2 | E-1-propenyl sec-butyl disulfide | 13.13 |
| 3 | Z-1-propenyl sec-butyl disulfide | 11.34 |
| 4 | Trifluoromethyl t-butyl disulfide | 6.33 |
| 5 | Disulfide, bis(1-methylpropyl) | 5.47 |
| 6 | 10-epi-.gamma.-eudesmol | 4.37 |
| 7 | 3-Mercapto propionitrile | 3.28 |
| 8 | Agarospirol | 3.50 |
| 9 | Ethanethioamide | 2.90 |
| 10 | Methyl sec-butyl disulphide | 2.75 |
| 11 | 5-epi-7-epi-α-Eudesmol | 2.62 |
| 12 | 1-(Methylthio) propyl propyl disulfide | 2.53 |
| 13 | (−)-Aristolene | 1.41 |
| 14 | (Z)-1-(But-2-en-1-yl)-2-(sec-butyl)disulfane | 1.30 |
| 15 | .alpha.-Pinene | 1.80 |
| 16 | 3-thione-1,2-Dithiole | 1.90 |
| 17 | N-propyl sec-butyl disulfide | 0.44 |
| 18 | 4-(hexadecyloxy)-3-nitrobenzenesulfonyl fluoride | 0.39 |
| 19 | Thiopivalic acid | 0.36 |
| 20 | Benzenepropanoic acid, pentyl ester | 0.33 |
| 21 | 2-Thiazolidinethione | 0.27 |
| 22 | Morpholine, 2,6-dimethyl- | 0.25 |
| 23 | Elemol | 0.17 |
| 24 | Dimethyl trisulfide | 0.17 |
| Total | 94.03 |