{4-[(5,6-Diphenyl-2-pyrazinyl)(isopropyl)amino]butoxy}acetic acid

{4-[(5,6-Diphenyl-2-pyrazinyl)(isopropyl)amino]butoxy}acetic acid (CAS 475085-57-5) is the active metabolite of Selexipag, an orally available, long-acting prostacyclin receptor agonist prodrug used in the treatment of pulmonary arterial hypertension. Hunan HuaTeng Pharmaceutical Co., Ltd, a global supplier of pharmaceutical intermediates, offers this pharmaceutical-grade compound with supportive technical documentation for R&D, evaluation, and commercial-scale use, though it trades rather than manufactures the product; it is sold across North America, Central/South America, Western and Eastern Europe, Australasia, and Asia.