Demethylpiperazinyl Desethyl Sildenafil Sulfonyl Chloride Price Not Available 10mg Demethylpiperazinyl Desethyl Sildenafil Sulfonyl Chloride Supplier Page Catalog Number R057357 Molecular Formula C15H15ClN4O4S CAS# 139756-27-7 Purity ≥95% Inchi InChI=1S/C15H15ClN4O4S/c1-3-4-10-12-13(20(2)19-10)15(22)18-14(17-12)9-7-8(25(16,23)24)5-6-11(9)21/h5-7,17H,3-4H2,1-2H3,(H,18,22)/b14-9+ Inchi Key ANLWYLNNHBFILJ-NTEUORMPSA-N SMILES CCCC1=NN(C2=C1NC(=C3C=C(C=CC3=O)S(=O)(=O)Cl)NC2=O)C Size 10mg Supplier Page https://www.musechem.com/product/R057357.html