Author's Organization:Faculty of Pharmaceutical Sciences, Kanazawa University Faculty of Pharmaceutical Sciences, Kanazawa University Faculty of Pharmaceutical Sciences, Kanazawa University Faculty of Pharmaceutical Sciences, Kanazawa University
A first total synthesis of (±)-ambinine (1) was completed using the 13-methylprotoberberine (10), a plausible biogenetic precursor, which could be prepared via the isoquinolone derivative (8).