The molecule is an adenosine 5'-phosphate derivative that has the structure of acetyl-coenzyme A dephosphorylated at C-3' and with a 5''-phospho-D-ribosyl substituent at C-2'. It derives from an acetyl-CoA. It is a conjugate acid of an acetyl-2'-(5''-phosphoribosyl)-3'-dephospho-CoA(4-).
S-[2-[3-[[(2R)-4-[[[(2R,3R,4R,5R)-5-(6-aminopurin-9-yl)-4-[(2S,3R,4S,5R)-3,4-dihydroxy-5-(phosphonooxymethyl)oxolan-2-yl]oxy-3-hydroxyoxolan-2-yl]methoxy-hydroxyphosphoryl]oxy-hydroxyphosphoryl]oxy-2-hydroxy-3,3-dimethylbutanoyl]amino]propanoylamino]ethyl] ethanethioate