Flynn, Thiel, Boutell & Tanis
Agent for separation
 A nitrate or a nitrate group-containing derivative of polysaccharide is useful as a separating agent for a chemical substance, especially an optical isomer. 
Daicel Chemical Industries, Ltd.
C C C
C07C C07C C08B
inventional inventional inventional
Ichiro Tohru
Okamoto Shibata