Columbamine

Columbamine is a chemical with the molecular formula C20H20NO4. It is an organic heterotetracyclic compound and a berberine alkaloid. Columbamine can be also called dehydroisocorypalmine. It has a molecular weight of 338.4 g/mol and its monoisotopic mass is 339.1470581677 daltons. Columbamine is soluble in DMSO and is a solid at room temperature.

Occurrence
Columbamine has been found in Plumeria rubra.