Technology Process of (3R,4S,5R,6S)-3-(tert-butyldimethylsilanyloxy)-5-methoxy-1-(4-methoxybenzyloxy)-4,6-dimethyl-9-decene
There total 9 articles about (3R,4S,5R,6S)-3-(tert-butyldimethylsilanyloxy)-5-methoxy-1-(4-methoxybenzyloxy)-4,6-dimethyl-9-decene which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
Multi-step reaction with 8 steps
1: dimethylaluminum chloride / CH2Cl2; hexane / 2 h / -25 °C
2: imidazole; DMAP / dimethylformamide / 20 h / 20 °C
3: 96 percent / tBu2AlH / tetrahydrofuran; hexane / 0.5 h / -50 °C
4: 91 percent / LiI; O-trimethylsilylquinine; N,N-diisopropylethylamine / CH2Cl2; diethyl ether / -78 °C
5: tBu2AlH / tetrahydrofuran; hexane / 0.17 h / -50 °C
6: 2.05 g / pyridine; DMAP / CH2Cl2 / 22 h / 20 °C
7: 81 percent / proton sponge / CH2Cl2 / 8 h / 20 °C
8: 85 percent / CuBr / diethyl ether / -20 - 20 °C
With
pyridine; 1H-imidazole; dmap; Proton Sponge; (1S,2R,4S,5R)-2-[(S)-(6-methoxyquinolin-4-yl)((trimethylsilyl)oxy)methyl]-5-vinylquinuclidine; dimethylaluminum chloride; di(tert-butyl)aluminium hydride; N-ethyl-N,N-diisopropylamine; copper(I) bromide; lithium iodide;
In
tetrahydrofuran; diethyl ether; hexane; dichloromethane; N,N-dimethyl-formamide;
DOI:10.1021/ja061938g
- Guidance literature:
-
Multi-step reaction with 4 steps
1: tBu2AlH / tetrahydrofuran; hexane / 0.17 h / -50 °C
2: 2.05 g / pyridine; DMAP / CH2Cl2 / 22 h / 20 °C
3: 81 percent / proton sponge / CH2Cl2 / 8 h / 20 °C
4: 85 percent / CuBr / diethyl ether / -20 - 20 °C
With
pyridine; dmap; Proton Sponge; di(tert-butyl)aluminium hydride; copper(I) bromide;
In
tetrahydrofuran; diethyl ether; hexane; dichloromethane;
DOI:10.1021/ja061938g
- Guidance literature:
-
Multi-step reaction with 9 steps
1: 70 percent / LiClO4; O-trimethylsilylquinidine; N,N-diisopropylethylamine / CH2Cl2; diethyl ether / 18 h / -78 °C
2: dimethylaluminum chloride / CH2Cl2; hexane / 2 h / -25 °C
3: imidazole; DMAP / dimethylformamide / 20 h / 20 °C
4: 96 percent / tBu2AlH / tetrahydrofuran; hexane / 0.5 h / -50 °C
5: 91 percent / LiI; O-trimethylsilylquinine; N,N-diisopropylethylamine / CH2Cl2; diethyl ether / -78 °C
6: tBu2AlH / tetrahydrofuran; hexane / 0.17 h / -50 °C
7: 2.05 g / pyridine; DMAP / CH2Cl2 / 22 h / 20 °C
8: 81 percent / proton sponge / CH2Cl2 / 8 h / 20 °C
9: 85 percent / CuBr / diethyl ether / -20 - 20 °C
With
pyridine; 1H-imidazole; dmap; Proton Sponge; 2-((1S)-(6-methoxyquinolin-4-yl)((trimethylsilyl)oxy)methyl)5-vinylquinuclidine; (1S,2R,4S,5R)-2-[(S)-(6-methoxyquinolin-4-yl)((trimethylsilyl)oxy)methyl]-5-vinylquinuclidine; lithium perchlorate; dimethylaluminum chloride; di(tert-butyl)aluminium hydride; N-ethyl-N,N-diisopropylamine; copper(I) bromide; lithium iodide;
In
tetrahydrofuran; diethyl ether; hexane; dichloromethane; N,N-dimethyl-formamide;
DOI:10.1021/ja061938g