CAS Registry Number

CAS 148893-10-1 — O-(7-Azabenzotriazol-1-yl)-N,N,N',N'- tetramethyluronium hexafluorophosphate (HATU)

HATU is a highly efficient coupling reagent used in peptide synthesis to form amide bonds. It is commonly employed in solid-phase and solution-phase peptide coupling reactions. Available with a CAS number of 148893-10-1, molecular formula C10H15F6N6OP, and molecular weight 380.23 g/mol. Stored at 2 to 8 °C, it carries a warning signal word due to its reactivity. Molekula supplies HATU from research to bulk quantities with full documentation and ISO 9001:2015 traceability.