1-Boc-pyrazole-4-boronic Acid Pinacol Ester is used as a reagent in the synthesis of several inhibitors including thieno[3,2-c]pyridin-4-amines which are a novel series of Bruton's tyrosine kinase (BTK) inhibitors which can be used in drug design. Molecular Formula: C14H23BN2O4 Molecular Weight: 294.14999999999998