HBTU (2-(1H-benzotriazol-1-yl)-1,1,3,3-tetramethyluronium hexafluorophosphate) is a coupling reagent used in solid phase peptide synthesis.
H 1218 (OTTO) HBTU, 98% Cas 94790-37-1 - used as a coupling reagent for solid-phase peptide synthesis. It has been shown to effectively suppress racemization. H 1218 (OTTO) HBTU, 98% Cas 94790-37-1 - used because of its mild activating properties.