Table 2. Enantioselective Analysis of Some Chiral Terpenes from G. cuicochensis and G. sancti-antonii EOsc.
| enantiomers | LRI |
G. cuicochensis |
G. sancti-antonii |
||
|---|---|---|---|---|---|
| distribution (%) | ee (%) | distribution (%) | ee (%) | ||
| (1R,5R)-(+)-α-pinene | 924a | 100.0 | 100.0 | ||
| (1S,5S)-(−)-α-pinene | 926a | 100.0 | 100.0 | ||
| (1R,5R)-(+)-β-pinene | 949a | 44.7 | 10.6 | 19.3 | 61.3 |
| (1S,5S)-(−)-β-pinene | 959a | 55.3 | 80.7 | ||
| (1R,5R)-(+)-sabinene | 1008b | 68.2 | 36.4 | 100.0 | 100.0 |
| (1S,5S)-(−)-sabinene | 1014b | 31.8 | |||
| (R)-(−)-α-phellandrene | 1019a | 4.7 | 90.7 | ||
| (S)-(+)α-phellandrene | 1022a | 95.3 | |||
| (R)-(−)-β-phellandrene | 1051a | 100.0 | 100.0 | ||
| (S)-(−)-limonene | 1058a | 97.5 | 95.0 | 100.0 | 100.0 |
| (R)-(+)-limonene | 1074a | 2.5 | |||
| (S)-(+)-β-phellandrene | 1075b | 100.0 | 100.0 | ||
| (R)-(−)-linalool | 1179a | 56.3 | 12.5 | 47.8 | 4.5 |
| (S)-(+)-linalool | 1189a | 43.7 | 52.2 | ||
| (R)-(−)-piperitone | 1294a | 100.0 | 100.0 | ||
| (S)-(+)-α-terpineol | 1300a | 84.7 | 69.5 | ||
| (R)-(−)-α-terpineol | 1313a | 15.3 | |||
| (1S,2R,6R,7R,8R)-(+)-α-copaene | 1322a | 100.0 | 100.0 | ||
| (R)-(−)-terpinen-4-ol | 1339b | 40.7 | 18.6 | 100.0 | 100.0 |
| (S)-(+)-terpinen-4-ol | 1376b | 59.3 | |||
| (S)-(−)-germacrene D | 1465a | 100.0 | 100.0 | 100.0 | 100.0 |
2,3-diacetyl-6-tert-butyldimethylsilyl-β-cyclodextrin.
2,3-diethyl-6-tert-butyldimethylsilyl-β-cyclodextrin column.
Linear retention indice = calculated LRI; ee = enantiomeric excess.