Synthesis of d-labeled and unlabeled benzoyloxysuccinimides and application to quantitative analysis of peptides and a protein by isotope differential mass spectrometry
Department of Chemistry and Biochemistry, Texas Tech University, Lubbock, TX 79409-1061, USA
Abstract:
Benzoyloxysuccinimide and its d5-labeled version, which react with amino groups in the N-termini and lysine side chains in proteins, were synthesized and applied to quantitative analysis of peptides and a commercially available protein in combination with a MALDI mass spectrometer.