A C30 terpene.
| Member | Definition | Role |
|---|
| 4,4'-diaponeurosporene | An apo carotenoid triterpenoid that is tetracosane which is substituted by methyl groups at positions 2, 6, 10, 15, 19, and 23, and contains double bonds at the 2-3 and 22-23 positions, and E-double bonds at the 4-5, 6-7, 8-9, 10-11, 12-13, 14-15, 16-17, and 18-19 positions. It is a yellow carotenoid pigment of Staphylococcus aureus. | 4,4'-diaponeurosporene |
| cucurbitane | A triterpene that is an isomer of lanostane obtained by migration of the methyl group from 10 to the 9beta position. | cucurbitane |
| cycloartane | A triterpene that is lanostane in which there is a methylene bridge between the 5- and 9-positions. | cycloartane |
| diploptene | A triterpene consisting of hopane having a C=C double bond at the 22(29)-position. | hop-22(29)-ene |
| friedelane | A triterpene that is docosahydropicene substituted by 8 methyl groups at positions 2, 2, 4a, 6a, 8a, 9, 12b and 14a. | friedelane |
| hopane | | hopane |
| oleanane | | oleanane |
| squalene | A triterpene consisting of 2,6,10,15,19,23-hexamethyltetracosane having six double bonds at the 2-, 6-, 10-, 14-, 18- and 22-positions with (all-E)-configuration. | squalene |
| tirucallane | A triterpene that is (13alpha,14beta,17alpha,20S)-lanostane. | tirucallane |
| ursane | | ursane |