US Patent:
20120157706, Jun 21, 2012
Inventors:
Michael J. Bauer - Charles City IA, US
Gary Richard Callen - Charles City IA, US
Judi Christine Humphrey - Charles City IA, US
Todd Jeffrey Johnson - Olds IA, US
Matthew Wendell Schiesher - Charles City IA, US
International Classification:
C07C 271/20
C07C 231/02
Abstract:
The invention provides methods and compositions for preparing lisdexamfetamine and salts thereof. More particularly, the invention provides, for example, methods of preparing lisdexamfetamine from D-amphetamine.