The molecule is a beta-D-glucoside consisting of (S)-prunasin carrying a hydroxy substituent at position 4 on the phenyl ring. It is a beta-D-glucoside, a nitrile, a cyanogenic glycoside and a monosaccharide derivative. It derives from a (S)-prunasin.
(2S)-2-(4-hydroxyphenyl)-2-[(2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyacetonitrile