The molecule is a nucleotide-sugar oxoanion that is the conjugate base of CMP-8-amino-3,8-dideoxy-alpha-D-manno-oct-2-ulosonic acid; major species at pH 7.3. It is a conjugate base of a CMP-8-amino-3,8-dideoxy-alpha-D-manno-oct-2-ulosonic acid.
(2S,4R,5R,6R)-2-[[(2R,3S,4R,5R)-5-(4-amino-2-oxopyrimidin-1-yl)-3,4-dihydroxyoxolan-2-yl]methoxy-oxidophosphoryl]oxy-6-[(1R)-2-azaniumyl-1-hydroxyethyl]-4,5-dihydroxyoxane-2-carboxylate