Chemistry: analytical and immunological testing – Nuclear magnetic resonance – electron spin resonance or other...
Patent
1996-10-22
1998-04-07
Soderquist, Alen
Chemistry: analytical and immunological testing
Nuclear magnetic resonance, electron spin resonance or other...
G01N 2400
Patent
active
057364117
ABSTRACT:
A chiral shift reagent for .sup.1 H-NMR and .sup.13 C-NMR, starting materials are easily available, synthesis is easy and of which performance is excellent, is provided. A chiral shift reagent for NMR comprising a saccharide derivative, and an analytical method which comprises measuring an NMR spectrum of an optical isomer mixture or an optically active substance in the presence of such a chiral shift reagent to analyze the mixing ratio of the optical isomers or the optical purity and absolute configuration of the optically active substance on the basis of the spectrum.
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Oguni Kazuma
Okamoto Yoshio
Yashima Eiji
Daicel Chemical Industries Ltd.
Soderquist Alen
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