The molecule is a beta-D-galactoside having a 2-nitrophenyl substituent at the anomeric position. It has a role as a chromogenic compound. It is a beta-D-galactoside and a C-nitro compound. It derives from a 2-nitrophenol.
(2R,3R,4S,5R,6S)-2-(hydroxymethyl)-6-(2-nitrophenoxy)oxane-3,4,5-triol