Safety‐catch linkers for Fmoc solid‐phase synthesis of peptide thioesters and hydrazides by amide‐to‐imide activation
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Safety‐catch linkers for Fmoc solid‐phase synthesis of peptide thioesters and hydrazides by amide‐to‐imide activation. / Paprocki, Maciej P.; Rasmussen, Jakob E.; Sørensen, Kasper K.; Jensen, Knud J.
I: Journal of Peptide Science, Bind 27, Nr. 12, e3364, 2021.Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt
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TY - JOUR
T1 - Safety‐catch linkers for Fmoc solid‐phase synthesis of peptide thioesters and hydrazides by amide‐to‐imide activation
AU - Paprocki, Maciej P.
AU - Rasmussen, Jakob E.
AU - Sørensen, Kasper K.
AU - Jensen, Knud J.
PY - 2021
Y1 - 2021
N2 - The use of C-terminal peptide thioesters and hydrazides in synthetic protein chemistry has inspired the search for optimal solid-phase peptide synthesis (SPPS) strategies for their assembly. However, peptide thioesters are not directly accessible by conventional Fmoc-SPPS owing to the nucleophilicity of the secondary amine required for Fmoc removal. Here, we report the mild and effective activation of the pGlu linker and a new safety-catch linker that was used for the convenient synthesis of peptide thioesters and hydrazides via efficient amide-to-imide activation followed by nucleophilic displacement.
AB - The use of C-terminal peptide thioesters and hydrazides in synthetic protein chemistry has inspired the search for optimal solid-phase peptide synthesis (SPPS) strategies for their assembly. However, peptide thioesters are not directly accessible by conventional Fmoc-SPPS owing to the nucleophilicity of the secondary amine required for Fmoc removal. Here, we report the mild and effective activation of the pGlu linker and a new safety-catch linker that was used for the convenient synthesis of peptide thioesters and hydrazides via efficient amide-to-imide activation followed by nucleophilic displacement.
U2 - 10.1002/psc.3364
DO - 10.1002/psc.3364
M3 - Journal article
C2 - 34505745
VL - 27
JO - Journal of Peptide Science
JF - Journal of Peptide Science
SN - 1075-2617
IS - 12
M1 - e3364
ER -
ID: 280061349