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.[1] It has a molecular weight of 338.4 g/mol[1] and its monoisotopic mass is 339.1470581677 daltons.[2] Columbamine is soluble in DMSO[3] and is a solid at room temperature.

Columbamine

Names
IUPAC name 3,9,10-Trimethoxy-5,6-dihydroisoquinolino[2,1-b]isoquinolin-7-ium-2-ol
Other names Dehydroisocorypalmine
Identifiers
CAS Number	3621-36-1 Y
3D model (JSmol)	Interactive image
ChEBI	CHEBI:15920
ChEMBL	ChEMBL400345
ChemSpider	65261
KEGG	C01795
PubChem CID	72310
UNII	7T4808FEJW
CompTox Dashboard (EPA)	DTXSID80189766
InChI InChI=1S/C20H19NO4/c1-23-18-5-4-12-8-16-14-10-17(22)19(24-2)9-13(14)6-7-21(16)11-15(12)20(18)25-3/h4-5,8-11H,6-7H2,1-3H3/p+1 Key: YYFOFDHQVIODOQ-UHFFFAOYSA-O
SMILES COC1=C(C2=C[N+]3=C(C=C2C=C1)C4=CC(=C(C=C4CC3)OC)O)OC
Properties
Chemical formula	C20H20NO4+
Molar mass	338.382 g·mol−1
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references