Table 7.
Oxidation products of levopimaric acid
| NO. | Products | CAS number | Relative content (%) | Similarity (%) |
|---|---|---|---|---|
| 1 | Abietic acid | 514-10-3 | 20.78 | 98 |
| 2 | Palustric acid | 1945-53-5 | 2.70 | 95 |
| 3 | Neoabietic acid | 471-77-2 | 1.95 | 84 |
| 4 | Dehydroabietic acid | 1740-19-8 | 51.09 | 93 |
| 5 | 1,3-Dimethyl-2-[2-[3-(1-methylethyl)phenyl]ethyl]-methylcyclohexanecarboxylate acid | 41298-29-7 | 1.11 | 86 |
| 6 | 1-Phenanthrenecarboxylic acid, 1,2,3,4,4a,9,10,10a-octahydro-9-hydroxy-1,4a-dimethyl-7-(1-methylethyl)-, (1R,4aS,9R,10aR)- (9CI, ACI) | 76235-98-8 | 1.27 | 90 |
| 7 | 7-vinyl-1,2,3,4,4a,4b,5,6,7,9,10,10a-dodecahydro1,4a,7-trimethyl-7,15-pimaridiene- methyl 18-phenanthrene 1-carboxylate | 1686-54-0 | 6.95 | 92 |
| 8 | 13-Methoxypodocarpa-8,11,13-trien-19-oic acid | 38041-43-9 | 1.14 | 85 |
| 9 | Methyl 1-Phenanthrenecarboxylic acid, 1,2,3,4,4a,5,8,9,10,10a-decahydro-1,4a-dimethyl-7-(1-methylethyl)-5,8-dioxo-, (1 S,4aS,10aR)- (9CI, ACI) | 96160-44-0 | 1.55 | 83 |
| 10 | 1-Phenanthrenecarboxylic acid, 1,2,3,4,4a,9,10,10a-octahydro-6-methoxy-1,4a-dimethyl-7-(1-methylethyl)-, (1R,4aS,10aR)- (ACI) | 42400-90-8 | 2.89 | 85 |
| 11 | 1-Phenanthrenecarboxylic acid, 1,2,3,4,4a,10a-hexahydro-9-methoxy-1,4a-dimethyl-7-(1-methylethyl)-, methyl ester, (1R,4aS,10aR)- (ACI) | 197444-13-6 | 0.98 | 83 |
| 12 | 1-Phenanthrenecarboxylic acid, 1,2,3,4,4a,9,10,10a-octahydro-6-methoxy-1,4a-dimethyl-7-(1-methylethyl)-, (1R,4aS,10aR)- (ACI) | 42400-90-8 | 0.39 | 76 |
| 13 | 7-Oxodehydroabietic acid | 110936-78-2 | 4.12 | 90 |
| 14 | 18-Norabietatriene | 19407-17-1 | 0.03 | 93 |
| 15 | Unknown component | 1.02 | ||
| 16 | Unknown component | 0.77 | ||
| 17 | Unknown component | 2.89 |