For research use only. Not for therapeutic Use.
cis-ent-Tadalafil (Tadalafil EP Impurity C) is a highly potent PDE5 inhibitor with an IC50 value of 5 nM and has blood pressure lowering activity[1].
Catalog Number | R048521 |
CAS Number | 171596-28-4 |
Synonyms | (2S,8R)-2-(1,3-benzodioxol-5-yl)-6-methyl-3,6,17-triazatetracyclo[8.7.0.03,8.011,16]heptadeca-1(10),11,13,15-tetraene-4,7-dione |
Molecular Formula | C22H19N3O4 |
Purity | ≥95% |
InChI | InChI=1S/C22H19N3O4/c1-24-10-19(26)25-16(22(24)27)9-14-13-4-2-3-5-15(13)23-20(14)21(25)12-6-7-17-18(8-12)29-11-28-17/h2-8,16,21,23H,9-11H2,1H3/t16-,21+/m1/s1 |
InChIKey | WOXKDUGGOYFFRN-IERDGZPVSA-N |
SMILES | CN1CC(=O)N2C(C1=O)CC3=C(C2C4=CC5=C(C=C4)OCO5)NC6=CC=CC=C36 |
Reference | [1]. Daugan A, et al. The discovery of tadalafil: a novel and highly selective PDE5 inhibitor. 2: 2,3,6,7,12,12a-hexahydropyrazino[1′,2′:1,6]pyrido[3,4-b]indole-1,4-dione analogues. J Med Chem. 2003 Oct 9;46(21):4533-42. |