PD-156707 is an endothelin A receptor-selective antagonist. References: Holtke C, Law MP, Wagner S, Breyholz HJ, Kopka K, Bremer C, Levkau B, Schober O, Schafers M. Synthesis, in vitro pharmacology and biodistribution studies of new PD 156707-derived ET(A) receptor radioligands. Bioorg Med Chem. 2006 Mar 15;14(6):1910-7. Epub 2005 Nov 10. PubMed PMID: 16289856.

纯度：≥98%

CAS：162412-70-6