The molecule is a hydroxy-alkenylglucosinolic acid in which a 3-hydroxybut-1-en-4-yl group is attached to the carbon of the oxime sulfate moiety. It is a hydroxy-alkenylglucosinolic acid and a secondary alcohol. It derives from a gluconapin. It is a conjugate acid of a xi-progoitrin(1-).
[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl] 3-hydroxy-N-sulfooxypent-4-enimidothioate