Medchemexpress, HY-112051 5mg CU-CPT9b CAS:2162962-69-6 CU-CPT9b is a specific TLR8 antagonist, with an IC50 of 0.7 nM. CU-CPT9b shows high binding affinity towards TLR8 with a Kd of 21 nM. 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.