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ChemicalBook CAS DataBase List 9-Methyl-9H-beta-carboline
2521-07-5

9-Methyl-9H-beta-carboline synthesis

6synthesis methods
9-Methyl-β-carboline may be prepared by performing the Eschweiler–Clarke reaction on freebase β-carboline (norharmane).
-

Yield:-

Steps:

Multi-step reaction with 3 steps
1: 100 percent / Et3N; 1percent CuI / 2percent PdCl2(PPh3)2 / 16 h / 60 °C
2: 24 h / 100 °C
3: 41 percent / 10percent CuI / dimethylformamide / 92 h / 100 - 130 °C

References:

Zhang, Haiming;Larock, Richard C. [Journal of Organic Chemistry,2002,vol. 67,# 20,p. 7048 - 7056]

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