BI-D1870 (Standard) is the analytical standard of BI-D1870 (HY-10510). This product is intended for research and analytical applications. BI-D1870 is an ATP-competitive, cell permeable and brain penetrated inhibitor of RSK isoforms, with IC50s of 31 nM/24 nM/18 nM/15 nM for RSK1/RSK2/RSK3/RSK4, respectively[1][2][3][4][5].