New Crystalline N-(Coumarin-4-yl)-L-pyroglutamic Acid. The First Synthesis and Application to 1H NMR Optical Purity Determination of Alcohols and Amines

Heterocycles ◽  
1997 ◽  
Vol 45 (6) ◽  
pp. 1047 ◽  
Author(s):  
Kazuo Nagasawa ◽  
Ritsuko Okazaki ◽  
Asami Yamashita ◽  
Keiichi Ito ◽  
Kohji Wada
Keyword(s):  
1H Nmr ◽  
Optical Purity ◽  
Pyroglutamic Acid ◽  
Purity Determination

Determination of optical purity and absolute configuration of natural 12-hydroxystearic acid by the 1H NMR anisotropy method

2010 ◽  
Vol 113 (4) ◽  
pp. 450-458 ◽  
Author(s):  
Satoshi Murakami ◽  
Kazuhiro Satou ◽  
Taturo Kijima ◽  
Masataka Watanabe ◽  
Taeko Izumi
Keyword(s):  
1H Nmr ◽  
Absolute Configuration ◽  
Optical Purity ◽  
Hydroxystearic Acid

A convenient gas chromatographic method for the optical purity determination of chiral epoxy alcohols

1990 ◽  
Vol 31 (31) ◽  
pp. 4389-4390 ◽  
Author(s):  
William Dougherty ◽  
Frank Liotta ◽  
Donna Mondimore ◽  
Wilfred Shum
Keyword(s):  
Chromatographic Method ◽  
Optical Purity ◽  
Purity Determination ◽  
Epoxy Alcohols ◽  
Gas Chromatographic Method
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