Technology Process of [[[(S)-2-(hydroxymethyl)-4-methylpentyl]diphenylsilanyl]methyl]carbamic acid benzyl ester
There total 9 articles about [[[(S)-2-(hydroxymethyl)-4-methylpentyl]diphenylsilanyl]methyl]carbamic acid benzyl ester which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
Multi-step reaction with 6 steps
1.1: diethyl ether; tetrahydrofuran / 24 h / Heating
1.2: 65 percent / aqueous HF / ethanol / 48 h
2.1: tert-butyllithium / diethyl ether; pentane / 2 h / -78 - 20 °C
2.2: 74 percent / diethyl ether; pentane / 41 h / 0 - 20 °C
3.1: 94 percent / KI; sodium azide / dimethylformamide / 18 h / 80 °C
4.1: 82 percent / LiAlH4 / diethyl ether / 0 - 20 °C
5.1: boron tribromide / CH2Cl2 / 2 h / -78 °C
6.1: 0.50 g / NaHCO3 / diethyl ether; H2O / 1.5 h / 0 °C
With
lithium aluminium tetrahydride; sodium azide; tert.-butyl lithium; boron tribromide; sodium hydrogencarbonate; potassium iodide;
In
tetrahydrofuran; diethyl ether; dichloromethane; water; N,N-dimethyl-formamide; pentane;
DOI:10.1021/jo049929i
- Guidance literature:
-
Multi-step reaction with 8 steps
1.1: TiCl4; diisopropylethylamine / CH2Cl2 / 1 h / 0 °C
1.2: 86 percent / CH2Cl2 / 7 h / 0 °C
2.1: 87 percent / lithium borohydride / diethyl ether; tetrahydrofuran / 2.5 h / 0 °C
3.1: 85 percent / iodine; triphenylphosphine; imidazole / diethyl ether; acetonitrile / 3 h / 0 °C
4.1: tert-butyllithium / diethyl ether; pentane / 2 h / -78 - 20 °C
4.2: 74 percent / diethyl ether; pentane / 41 h / 0 - 20 °C
5.1: 94 percent / KI; sodium azide / dimethylformamide / 18 h / 80 °C
6.1: 82 percent / LiAlH4 / diethyl ether / 0 - 20 °C
7.1: boron tribromide / CH2Cl2 / 2 h / -78 °C
8.1: 0.50 g / NaHCO3 / diethyl ether; H2O / 1.5 h / 0 °C
With
1H-imidazole; lithium aluminium tetrahydride; lithium borohydride; sodium azide; iodine; tert.-butyl lithium; boron tribromide; titanium tetrachloride; sodium hydrogencarbonate; N-ethyl-N,N-diisopropylamine; triphenylphosphine; potassium iodide;
In
tetrahydrofuran; diethyl ether; dichloromethane; water; N,N-dimethyl-formamide; acetonitrile; pentane;
DOI:10.1021/jo049929i
- Guidance literature:
-
Multi-step reaction with 6 steps
1.1: 85 percent / iodine; triphenylphosphine; imidazole / diethyl ether; acetonitrile / 3 h / 0 °C
2.1: tert-butyllithium / diethyl ether; pentane / 2 h / -78 - 20 °C
2.2: 74 percent / diethyl ether; pentane / 41 h / 0 - 20 °C
3.1: 94 percent / KI; sodium azide / dimethylformamide / 18 h / 80 °C
4.1: 82 percent / LiAlH4 / diethyl ether / 0 - 20 °C
5.1: boron tribromide / CH2Cl2 / 2 h / -78 °C
6.1: 0.50 g / NaHCO3 / diethyl ether; H2O / 1.5 h / 0 °C
With
1H-imidazole; lithium aluminium tetrahydride; sodium azide; iodine; tert.-butyl lithium; boron tribromide; sodium hydrogencarbonate; triphenylphosphine; potassium iodide;
In
diethyl ether; dichloromethane; water; N,N-dimethyl-formamide; acetonitrile; pentane;
DOI:10.1021/jo049929i