The molecule is an N-hydroxysuccinimide ester derived from 6,8-difluoro-7-hydroxycoumarin-3-carboxylic acid (pacific blue). A fluorescent dye of excitation wavelength 403 nm and emission wavelength 455 nm. It has a role as a fluorochrome. It is a hydroxycoumarin, an organofluorine compound and a N-hydroxysuccinimide ester. It derives from a pacific blue.
(2,5-dioxopyrrolidin-1-yl) 6,8-difluoro-7-hydroxy-2-oxochromene-3-carboxylate