http://www.cnr.it/ontology/cnr/individuo/prodotto/ID15719
Mechanistic studies of amide bond scission during acidolytic deprotection of Pip containing peptide (Articolo in rivista)
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- Label
- Mechanistic studies of amide bond scission during acidolytic deprotection of Pip containing peptide (Articolo in rivista) (literal)
- Anno
- 2008-01-01T00:00:00+01:00 (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
- 10.1002/psc.1032 (literal)
- Alternative label
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
- Chiara Rubini; Alessio Osler; Andrea Calderan; Andrea Guiotto; Paolo Ruzza (literal)
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- ISI Web of Science (WOS) (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
- Institute of Biomolecular Chemistry of CNR, Padua Unit, 35131 Padua, Italy (literal)
- Titolo
- Mechanistic studies of amide bond scission during acidolytic deprotection of Pip containing peptide (literal)
- Abstract
- Unusual TFA catalyzed cleavage reaction is reported for peptide containing pipecolic acid residues. Although the use
of TFA under standard cleavage conditions is sufficiently mild to prevent degradation of the desired products, the amide bond between consecutive pipecolic acid residues is unexpectedly hydrolyzed by standard TFA treatment. The hydrolysis is proposed to proceed via an oxazolinium ion intermediate. This mechanism is supported by H/D exchange as observed by ESI-MS and NMR experiments. (literal)
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