1-methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazolo[3,4-b]pyridine; CAS No.: 1312312-78-9; As a worldwide chemical supplier, ChemShuttle offers 1-methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazolo[3,4-b]pyridine for kinase inhibitor fragment libraries. Their custom synthesis capabilities include regioisomer control.