Articles by tag "guanidine reagent"

1. N,N′-Di-Boc-1H-pyrazole-1-carboxamidine: Guanidinylation Protocol
   posted this at Oct 15, 2026

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   N,N′-Di-Boc-1H-pyrazole-1-carboxamidine is a mild, selective reagent for the introduction of di-Boc-protected guanidino groups onto primary and secondary amines, enabling efficient synthesis of guanidine-containing peptides and small molecules under standard laboratory conditions. Chemical ...