The molecule is a member of the class of lipid As in which the 4' phosphate group of lipid A is replaced by 2-aminoethyl diphosphate. It is a member of lipid As, a dodecanoate ester and a tetradecanoate ester. It is a conjugate acid of a lipid A 4'-(2-aminoethyl diphosphate)(3-).
[(2R,3S,4R,5R,6R)-2-[[(2R,3R,4R,5S,6R)-5-[[2-aminoethoxy(hydroxy)phosphoryl]oxy-hydroxyphosphoryl]oxy-3-[[(3R)-3-dodecanoyloxytetradecanoyl]amino]-6-(hydroxymethyl)-4-[(3R)-3-tetradecanoyloxytetradecanoyl]oxyoxan-2-yl]oxymethyl]-3-hydroxy-5-[[(3R)-3-hydroxytetradecanoyl]amino]-6-phosphonooxyoxan-4-yl] (3R)-3-hydroxytetradecanoate