Medchemexpress, HY-15602B 5mg Ledipasvir (D-tartrate) CAS:1502654-87-6 Ledipasvir D-tartrate is an inhibitor of the hepatitis C virus NS5A, with EC50 values of 34 pM against GT1a and 4 pM against GT1b replicon. Purity:>98% Medchemexpress has over 10000 novel life-science reagents, reference compounds, APIs and natural compounds for laboratory and scientific use. Other quantity can also be offered.