Adenylosuccinic acid tetraammonium (Adenylosuccinate; Aspartyl adenylate) is an orally active purine ribonucleoside monophosphate and plays a role in nucleotide cycle metabolite. Adenylosuccinic acid tetraammonium can be converted into fumaric acid through adenylosuccinate lyase. Adenylosuccinic acid tetraammonium has the potential for the study of duchenne muscular dystrophy(DMD).