Determination of the enantiomeric excess of ferroelectric liquid crystals derived from three natural amino acids

1999 ◽  
Vol 26 (4) ◽  
pp. 525-533 ◽  
Author(s):  
J. SCHACHT ◽  
P. ZUGENMAIER ◽  
F. HORII
Keyword(s):  
Amino Acids ◽  
Liquid Crystals ◽  
Enantiomeric Excess ◽  
Ferroelectric Liquid Crystals ◽  
Natural Amino Acids

Simultaneous determination of the concentration and enantiomeric excess of amino acids with a coumarin-derived achiral probe

2021 ◽  
Vol 13 (16) ◽  
pp. 1905-1910
Author(s):  
Lamei Yang ◽  
Feng Luo ◽  
Weili Wei
Keyword(s):  
Amino Acids ◽  
Simultaneous Determination ◽  
Enantiomeric Excess ◽  
Chiral Analysis

An achiral easy-to-synthesize coumarin aldehyde probe was designed and synthesized for chiral analysis of amino acids.

31P NMR Spectroscopy as a Powerful Tool for the Determination of Enantiomeric Excess and Absolute Configurations of α-Amino Acids

2003 ◽  
Vol 42 (4) ◽  
pp. 1006-1013 ◽  
Author(s):  
Judith Bravo ◽  
Carlos Cativiela ◽  
Julio E. Chaves ◽  
Rafael Navarro ◽  
Esteban P. Urriolabeitia
Keyword(s):  
Amino Acids ◽  
Nmr Spectroscopy ◽  
31P Nmr ◽  
Enantiomeric Excess ◽  
31P Nmr Spectroscopy

scholarly journals Taking advantage of Co(ii) induced enhanced VCD for the fast and sensitive determination of enantiomeric excess

2017 ◽  
Vol 15 (46) ◽  
pp. 9800-9803 ◽  
Author(s):  
Lorenzo Arrico ◽  
Gaetano Angelici ◽  
Lorenzo Di Bari
Keyword(s):  
Amino Acids ◽  
Enantiomeric Excess ◽  
Sensitive Determination

Large Co(ii)-induced VCD signals provide a method for determining the enantiomeric excess of α-amino acids. This strategy can be followed for building new VCD protocols.

Determination of Chevron Direction and Sign of the Boat-Shaped Disclination in Surface-Stabilized Ferroelectric Liquid Crystals

1988 ◽  
Vol 27 (Part 2, No. 1) ◽  
pp. L1-L4 ◽  
Author(s):  
Naoki Hiji ◽  
Yukio Ouchi ◽  
Hideo Takezoe ◽  
Atsuo Fukuda
Keyword(s):  
Liquid Crystals ◽  
Ferroelectric Liquid Crystals
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