Propoxyphenyl Homohydroxysildenafil Price Not Available 25mg Propoxyphenyl Homohydroxysildenafil Supplier Page Catalog Number R021993 Molecular Formula C₂₄H₃₄N₆O₅S CAS# 139755-87-6 Purity ≥95% Inchi InChI=1S/C24H34N6O5S/c1-4-6-19-21-22(28(3)27-19)24(32)26-23(25-21)18-16-17(7-8-20(18)35-15-5-2)36(33,34)30-11-9-29(10-12-30)13-14-31/h7-8,16,31H,4-6,9-15H2,1-3H3,(H,25,26,32) Inchi Key DDQVAJSWFPJSGC-UHFFFAOYSA-N SMILES CCCC1=NN(C2=C1NC(=NC2=O)C3=C(C=CC(=C3)S(=O)(=O)N4CCN(CC4)CCO)OCCC)C Size 25mg Supplier Page https://www.musechem.com/product/R021993.html