Di-tert-butyl Dicarbonate (CAS 24424-99-5): The Quiet Reagent Behind Every Protected Peptide
A practical supplier guide to Di-tert-butyl dicarbonate (CAS 24424-99-5, Boc anhydride, (Boc)2O): what the reagent is (C10H18O5, MW 218.25, EINECS 246-240-1, white low-melting solid, mp ~23 C, store 2-8 C), why the Boc protecting group is the backbone of peptide and amino-acid synthesis, where it is used beyond peptides as a carboxylation/acylation reagent, moisture-sensitive handling and storage notes, what to check when buying, and how it pairs with peptide actives such as GHK-Cu and Argireline and with ketone intermediates like acetophenone.
