
Tetrahedron Letters p. 2399 - 2402 (1987)
Update date:2022-08-02
Topics:
Yasuda, Shingo
Hirasawa, Taeko
Hanaoka, Miyoji
2,3,9,10-Tetraoxygenated protoberberine alkaloids (14) were efficiently synthesized from the readily available benzaldehyde (2 or 10) via the benzylphenethylamines (11) and 2-phenethylisoquinolin-3-ones (12 or 13).
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