Chin, J Kim, DC Kim, HJ Panosyan, FB Kim, KM 2024-01-21T06:40:12Z 2024-01-21T06:40:12Z 2021-09-05 2004-07-22 1523-7060 https://pubs.kist.re.kr/handle/201004/137396 A chiral aldehyde that forms resonance-assisted hydrogen bonded imines with amino acids has been developed. This hydrogen bond not only increases the equilibrium constant for imine formation but also provides a highly downfield-shifted NMR singlet for evaluating enantiomeric excess and absolute stereochemistry of amino acids. English AMER CHEMICAL SOC ENANTIOMERIC EXCESS DETERMINATION ABSOLUTE-CONFIGURATION DERIVATIZING AGENTS NMR H-1-NMR PURITY SPECTROSCOPY COMPLEXES ESTERS Chiral shift reagent for amino acids based on resonance-assisted hydrogen bonding Article 10.1021/ol049084x 1 ORGANIC LETTERS, v.6, no.15, pp.2591 - 2593 ORGANIC LETTERS 6 15 2591 2593 scie scopus 000222706600026 2-s2.0-4043095002 Chemistry, Organic Chemistry Article ENANTIOMERIC EXCESS DETERMINATION ABSOLUTE-CONFIGURATION DERIVATIZING AGENTS NMR H-1-NMR PURITY SPECTROSCOPY COMPLEXES ESTERS Chiral Shift Reagent Amino Acids Resonance-Assisted Hydrogen Bonding