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Mass spectrometric investigation of peptide amides
Author(s) -
Engelfried C.,
Koenig W. A.,
Voelter W.
Publication year - 1976
Publication title -
biomedical mass spectrometry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.475
H-Index - 121
eISSN - 1096-9888
pISSN - 0306-042X
DOI - 10.1002/bms.1200030510
Subject(s) - trifluoroacetic anhydride , trifluoroacetic acid , mass spectrometry , peptide , chemistry , mass spectrum , chromatography , amino acid , gas chromatography–mass spectrometry , peptide mapping , ion , gas chromatography , combinatorial chemistry , organic chemistry , peptide sequence , biochemistry , gene
The reaction products of trifluoroacetic anhydride with peptide amides are identified as stable heterocyclic imidazolin‐5(4)‐ones, which can be analysed by gas chromatography mass spectrometry. The mass spectra show intense molecular ions and allow the assignment of the amino acid sequence.