Keywords: Uronium peptide coupling reagents HATU HBTU HCTU COMU.svg en wikipedia 2011 July 7 Chemical structures of several commonly used uronium-based peptide coupling reagents HATU HBTU HCTU COMU en wikipedia Ronhjones CommonsHelper 2011-05-20 AlexNB wikipedia en AlexNB Original upload log page en wikipedia Uronium_peptide_coupling_reagents_HATU_HBTU_HCTU_COMU svg 2011-05-20 23 55 AlexNB 453×194× 39736 bytes <nowiki></nowiki> 2011-05-20 22 10 AlexNB 453×194× 39518 bytes <nowiki>Chemicl structures of several commonly used uronium-based peptide coupling reagents HATU HBTU HCTU COMU </nowiki> Peptide synthesis Reagents for organic synthesis HATU |