CAS: 929100-66-3

Impurity Tadalafil EP Impurity A N-Desmethyl Impurity Applications (6R,12aS)-N-Desmethyl Tadalafil (Tadalafil EP Impurity A N-Desmethyl Impurity) is an intermediate in the synthesis of novel potent arylated analogues of tadalafil (T004500). References Beghyn, T., et al.: Bioorg. Med. Chem. Lett., 17, 789 (2007);