Cucurbalsaminol B or 7ò-methoxycucurbita-5,23(E)-diene-3ò,12ò,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 üM.