Cucurbitane


Cucurbitane is a class of chemical compounds with formula . There are a polycyclic hydrocarbon, specifically triterpene. There are isomers of lanostane, from which it differs by the formal shift of a methyl group from the 10 to the 9β position in the standard steroid numbering scheme.
The name is applied to two stereoisomers, distinguished by the prefixes 5α- and 5β-, which differ by the handedness of the bonds at a particular carbon atom.

Derivatives

Natural compounds

Compounds with the basic cucurbitane skeleton are found in many plants, and some are important phytopharmaceuticals, Natural cucurbitane-related compounds include:

Named