Technology Process of (2S,5S)-2-[5-(4-bromo-phenyl)-1H-imidazol-2-yl]-5-methyl-piperidine
There total 9 articles about (2S,5S)-2-[5-(4-bromo-phenyl)-1H-imidazol-2-yl]-5-methyl-piperidine which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
hydrogenchloride;
In
1,4-dioxane;
at 20 ℃;
for 3h;
Inert atmosphere;
- Guidance literature:
-
Multi-step reaction with 9 steps
1.1: water; acetic acid / 3 h / Inert atmosphere; Reflux
2.1: thionyl chloride / 0 - 20 °C / Inert atmosphere
3.1: dmap / acetonitrile / 0 - 20 °C / Inert atmosphere
4.1: lithium hexamethyldisilazane / tetrahydrofuran; toluene / 1 h / -78 °C / Inert atmosphere
4.2: -78 °C / Inert atmosphere
5.1: dimethylsulfide borane complex / tetrahydrofuran / 0 - 40 °C / Inert atmosphere
6.1: water; lithium hydroxide monohydrate / methanol / 20 °C / Inert atmosphere
7.1: N-ethyl-N,N-diisopropylamine / acetonitrile / 20 °C / Inert atmosphere
8.1: ammonium acetate / toluene / Inert atmosphere; Reflux
9.1: hydrogenchloride / 1,4-dioxane / 3 h / 20 °C / Inert atmosphere
With
hydrogenchloride; dmap; thionyl chloride; lithium hydroxide monohydrate; dimethylsulfide borane complex; ammonium acetate; water; acetic acid; N-ethyl-N,N-diisopropylamine; lithium hexamethyldisilazane;
In
tetrahydrofuran; 1,4-dioxane; methanol; toluene; acetonitrile;
- Guidance literature:
-
Multi-step reaction with 8 steps
1.1: thionyl chloride / 0 - 20 °C / Inert atmosphere
2.1: dmap / acetonitrile / 0 - 20 °C / Inert atmosphere
3.1: lithium hexamethyldisilazane / tetrahydrofuran; toluene / 1 h / -78 °C / Inert atmosphere
3.2: -78 °C / Inert atmosphere
4.1: dimethylsulfide borane complex / tetrahydrofuran / 0 - 40 °C / Inert atmosphere
5.1: water; lithium hydroxide monohydrate / methanol / 20 °C / Inert atmosphere
6.1: N-ethyl-N,N-diisopropylamine / acetonitrile / 20 °C / Inert atmosphere
7.1: ammonium acetate / toluene / Inert atmosphere; Reflux
8.1: hydrogenchloride / 1,4-dioxane / 3 h / 20 °C / Inert atmosphere
With
hydrogenchloride; dmap; thionyl chloride; lithium hydroxide monohydrate; dimethylsulfide borane complex; ammonium acetate; water; N-ethyl-N,N-diisopropylamine; lithium hexamethyldisilazane;
In
tetrahydrofuran; 1,4-dioxane; methanol; toluene; acetonitrile;