Technology Process of 2,3,9,10-Tetramethoxy-7-methyl-5,6,12,12a-tetrahydroindolo[2,1-a]isoquinolin-7-ium iodide
There total 18 articles about 2,3,9,10-Tetramethoxy-7-methyl-5,6,12,12a-tetrahydroindolo[2,1-a]isoquinolin-7-ium iodide which
guide to synthetic route it.
The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:
synthetic route:
- Guidance literature:
-
N-(2-(6,7-dimethoxy-3,4-dihydroisoquinolin-2(1H)-yl)-4,5-dimethoxybenzylidene)-2-phenylaziridin-1-amine;
With
dirhodium(II) tetrakis(methyl 2-oxopyrrolidine-5(S)-carboxylate);
In
toluene;
at 100 ℃;
for 6h;
Inert atmosphere;
methyl iodide;
In
methanol;
at 20 ℃;
for 24h;
Inert atmosphere;
DOI:10.1002/chem.201103155
- Guidance literature:
-
Multi-step reaction with 5 steps
1: 100 percent / concd. sulfuric acid / 2 h / Heating
2: 71 percent / hydrogen / 10 percent Pd/C / methanol; propan-2-ol / 1 h / 912 Torr
3: 78 percent / p-toluenesulfonic acid / CH2Cl2 / 3.5 h / 20 °C
4: zinc powder; concd. hydrochloric acid / acetic acid; H2O / 1.5 h / Heating
5: 55 percent / methanol / 48 h / 20 °C
With
hydrogenchloride; sulfuric acid; hydrogen; toluene-4-sulfonic acid; zinc;
palladium on activated charcoal;
In
methanol; dichloromethane; water; acetic acid; isopropyl alcohol;
1: Esterification / 2: Reduction / 3: Cyclization / 4: Reduction / 5: Methylation;
DOI:10.3987/com-99-8838