Cucurbalsaminol B

Cucurbalsaminol B or 7β-methoxycucurbita-5,23(E)-diene-3β,12β,25-triol, is a chemical compound with formula, found in the Balsam apple vine (Momordica balsamina). It is a cucurbitane-type triterpenoid, related to cucurbitacin, isolated by C. Ramalhete and others in 2009.

Cucurbalsaminol B is an amorphous powder soluble in methanol and ethyl acetate but insoluble in n-hexane. It is cytotoxic at about 50 μM.