Roth, H J [Preparation of a terpenoid and diterpenoid by Mannich-reaction. 9. Acetolysis of Mannich-bases]. [electronic resource] - Archiv der Pharmazie und Berichte der Deutschen Pharmazeutischen Gesellschaft Sep 1968 - 707-17 p. digital Publication Type: Journal Article ISSN: 0376-0367 Standard No.: 10.1002/ardp.19683010910 doi Subjects--Topical Terms: Chemistry, PharmaceuticalKetonesMethylationTerpenes--chemical synthesis