Term Name:	brasixanthone B
Synonyms:	5,8-dihydroxy-2,2-dimethyl-12-(3-methylbut-2-en-1-yl)-2H,6H-pyrano[3,2-b]xanthen-6-one, cudraxanthone Q
Definition:	A member of the class of pyranoxanthones that is 2H,6H-pyrano[3,2-b]xanthen-6-one substituted by hydroxy, geminal methyl and a prenyl group at positions 5, 8, 2 and 12 respectively. It is isolated from the stem bark of Calophyllum brasiliense and exhibits significant inhibitory activity against 12-O-tetradecanoylphorbol-13-acetate induced Epstein-Barr virus early antigen activation in Raji cells.
Ontology:	ChEBI [CHEBI:65519]  ( EBI )