Table 5.
Enantiomeric distributions of chiral terpenoids present in Cymbopogon species.
| Chiral Compounds | C. winterianus (Citronella) | C. citratus (Lemongrass) | C. martini (Palmarosa) | ||||
|---|---|---|---|---|---|---|---|
| Root | Root Stalk and Shoot | Leaves | Root | Leaves | Root | Leaves | |
| Linalool | (+) 13.0: (−) 87.0 | (+) 32.4: (−) 67.6 | (+) 28.7: (−)71.3 | (+) 25.0: (−)75.0 | (+) 33.2: (−) 66.8 | (+) 95.9: (−) 4.1 | (+) 86.2: (−) 13.8 |
| Citronellal | (+) 100.0: (−) 0.0 | (+) 100.0: (−) 0.0 | (+) 100.0: (−)0.0 | (+) 100.0: (−)0.0 | - | - | - |
| Terpinen-4-ol | (+) 35.7: (−) 64.3 | - | - | - | - | - | - |
| Bornyl acetate | (+) 0.0: (−) 100.0 | - | - | - | - | - | - |
| Borneol | (+) 0.0: (−) 100.0 | (+) 0.0: (−) 100 | - | - | - | - | - |
| α-Terpineol | (+) 10.3: (−) 89.7 | - | - | - | - | - | - |
| Citronellol | (+) 83.7: (−)16.3 | (+) 54.2: (−) 45.8 | (+) 83.6: (−) 16.4 | (+) 60.2: (−) 39.8 | - | - | - |
| (E)-β-Caryophyllene | (+) 0.0: (−) 100.0 | (+) 0.0: (−) 100.0 | (+) 0.0: (−) 100.0 | (+) 0.0: (−) 100.0 | (+) 0.0: (−) 100.0 | (+) 0.0: (−) 100.0 | (+) 0.0: (−) 100.0 |
| Germacrene D | (+) 17.4: (−) 82.6 | (+) 100.0: (−) 0.0 | (+) 75.0: (−) 25.0 | - | (+) 100.0: (−) 0.0 | - | - |
“-” indicates not detected.