The molecule is the cationic form of a fluorescent dye derived from a tetrahydronaphtho[2,3-g]quinoline. It has a role as a fluorochrome. It is an organic heterotetracyclic compound and an organic cation.
4-[9-(dimethylamino)-2,2,4,11,11-pentamethylnaphtho[2,3-g]quinolin-1-ium-1-yl]butanoic acid