| http://www.w3.org/ns/prov#value | - Singh et al's method is a new version of the second approach, using optically active amphetamine as the resolving agent, followed by separation of the diastereoisomers by capillary gas chromatography with nitrogen-phosphorus detection. (The acid, now in optically pure form, could of course then be regenerated from the salt as is well-known.) The usual method in the art utilizes optically active ??
|
