The molecule is a tricarboxylic acid that is pimelic acid carrying an additional carboxy substituent at position 3 as well as a hydroxy substituent at position 2 (the 2R,3S-diastereomer). It is a tricarboxylic acid and a secondary alcohol. It is a conjugate acid of a (-)-threo-isodihomocitrate(3-).
(1R,2S)-1-hydroxypentane-1,2,5-tricarboxylic acid