In heterogeneous catalysis, the catalyst is in a different phase from the reactants. COA of Formula: C9H11NO, At least one of the reactants interacts with the solid surface in a physical process called adsorption in such a way. 126456-43-7, name is (1S,2R)-1-Amino-2,3-dihydro-1H-inden-2-ol. In an article£¬Which mentioned a new discovery about 126456-43-7
Quantitative Chiroptical Sensing of Free Amino acids, Biothiols, Amines and Amino Alcohols with an Aryl Fluoride Probe
The comprehensive determination of the absolute configuration, enantiomeric ratio and total amount of standard amino acids by optical methods adaptable to high-throughput screening with modern plate readers has remained a major challenge to date. We now present a small molecular probe that smoothly reacts with amino acids and biothiols in aqueous solution and thereby generates distinct chiroptical responses to accomplish this task. The achiral sensor is readily available, inexpensive and suitable for chiroptical analysis of each of the 19 standard amino acids, biothiols, aliphatic and aromatic amines and amino alcohols. The sensing method is operationally simple and data collection and processing are straightforward. The utility and practicality of the assay are demonstrated with the accurate analysis of ten aspartic acid samples covering a wide concentration range and largely varying enantiomeric compositions. Accurate er sensing of 85 scalemic samples of Pro, Met, Cys, Ala, methylpyrrolidine, 1-(2-naphthyl)amine and mixtures thereof is also presented.
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Reference£º
Chiral nitrogen ligands in late transition metal-catalysed asymmetric synthesis¡ªI. Addressing the problem of ligand lability in rhodium-catalysed hydrosilations,
Nitrogen-Containing Ligands for Asymmetric Homogeneous and Heterogeneous Catalysis