PFEIFER, S [Splitting of narcotoline in weak alkaline solutions. II]. [electronic resource] - Archiv der Pharmazie und Berichte der Deutschen Pharmazeutischen Gesellschaft Jun 1957 - 261-6 p. digital Publication Type: Journal Article ISSN: 0376-0367 Standard No.: 10.1002/ardp.19572900603 doi Subjects--Topical Terms: NoscapineOpium--analogs & derivativesSolutions