N-(9-Fluorenylmethoxycarbonyloxy)succinimide

It is not used to produce a single specific API, but rather as a key reagent in the solid-phase peptide synthesis (SPPS) method, which is used to create a wide range of peptide-based drugs. N-(9-Fluorenylmethoxycarbonyloxy)succinimide (Fmoc-OSu) is a crucial intermediate in the synthesis of various peptide Active Pharmaceutical Ingredients (APIs).

API Name Semaglutide
CAS No 82911-69-1
Molecular Formula C19H15NO5
Molecular Weight 337.3 g/mol
Synonyms (2,5-dioxopyrrolidin-1-yl) 9H-fluoren-9-ylmethyl carbonate

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