Birch, Stewart, Kolasch & Birch
Process for the preparation of D-pantolactone
 A process for the preparation of D-pantolactone, comprising employing specific microorganisms to convert D,L-pantolactone as the starting material into D-pantoic acid by selective asymmetric hydrolysis of the D-form only in the D,L-pantolactone, and then separating D-pantoic acid and converting it into D-pantolactone. 
Fuji Yakuhin Kogyo Kabushiki Kaisha
C C
C12P C12P
inventional inventional
Keiji Hideaki Sakayu
Sakamoto Yamada Shimizu