| Compounds | Content |
|---|---|
| Caryophyllene | 23.49% |
| 3-Carene | 22.2% |
| D-Limonene | 18.68% |
| beta-Pinene | 8.92% |
| alpha-Phellandrene | 5.65% |
| alpha-Pinene | 4.03% |
| Eugenol | 4% |
| beta-Elemene | 1.6% |
| 1-Methyl-2-(1-methylethenyl)-benzene | 1.57% |
| Germacrene D | 1.45% |
| Terpinolene | 1.13% |
| beta-Cubebene | 0.73% |
| beta-Famesene | 0.56% |
| Sabinene | 0.44% |
| Linalool | 0.4% |
引用文献:
Liu L, Song G, Hu Y. GC–MS Analysis of the Essential Oils of Piper nigrum L. and Piper longum L[J]. Chromatographia, 2007, 66(9): 785-790.