Patents Assigned to Progenerics Pharmaceuticals, Inc. - Justia Patents Search

Patents Assigned to Progenerics Pharmaceuticals, Inc.

Processes for Synthesizing Quaternary 4,5-Epoxy-Morphinan Analogs and Isolating their N-Stereoisomers

Publication number: 20080161570

Abstract: Methods for the synthesis of 4,5-epoxy-morphinaniums using dimethyl formamide and resolution of the diastereomeric products by means of HPLC.

Type: Application

Filed: November 19, 2007

Publication date: July 3, 2008

Applicant: Progenerics Pharmaceuticals, Inc.

Inventors: Julio Perez, Amy Qi Han, Alfred A. Avey