Technology Process of benzyl (2S,3R,4R,5R)-3,4,5-tris(benzyloxy)-2-(hydroxymethyl)piperidine-1-carboxylate
There total 12 articles about benzyl (2S,3R,4R,5R)-3,4,5-tris(benzyloxy)-2-(hydroxymethyl)piperidine-1-carboxylate which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
trifluoroacetic acid;
In
dichloromethane;
at 0 - 20 ℃;
for 1h;
DOI:10.1002/ejoc.201001171
- Guidance literature:
-
Multi-step reaction with 7 steps
1.1: lithium aluminium tetrahydride / tetrahydrofuran / 1.5 h / 0 - 20 °C
2.1: sodium hydrogencarbonate / ethyl acetate / 4 h / 0 °C
3.1: sodium hydride / N,N-dimethyl-formamide; mineral oil / 0.25 h / 0 °C
3.2: 2 h
4.1: Grubbs catalyst first generation / dichloromethane / 12 h / 20 °C
5.1: osmium(VIII) oxide; 4-methylmorpholine N-oxide / water; acetone; tert-butyl alcohol / 20 °C
6.1: sodium hydride / N,N-dimethyl-formamide; mineral oil / 0.5 h / 0 - 20 °C
6.2: 8 h / 20 °C
7.1: trifluoroacetic acid / dichloromethane / 1 h / 0 - 20 °C
With
Grubbs catalyst first generation; osmium(VIII) oxide; lithium aluminium tetrahydride; sodium hydride; sodium hydrogencarbonate; 4-methylmorpholine N-oxide; trifluoroacetic acid;
In
tetrahydrofuran; dichloromethane; water; ethyl acetate; N,N-dimethyl-formamide; acetone; mineral oil; tert-butyl alcohol;
DOI:10.1002/ejoc.201001171
- Guidance literature:
-
Multi-step reaction with 6 steps
1.1: sodium hydrogencarbonate / ethyl acetate / 4 h / 0 °C
2.1: sodium hydride / N,N-dimethyl-formamide; mineral oil / 0.25 h / 0 °C
2.2: 2 h
3.1: Grubbs catalyst first generation / dichloromethane / 12 h / 20 °C
4.1: osmium(VIII) oxide; 4-methylmorpholine N-oxide / water; acetone; tert-butyl alcohol / 20 °C
5.1: sodium hydride / N,N-dimethyl-formamide; mineral oil / 0.5 h / 0 - 20 °C
5.2: 8 h / 20 °C
6.1: trifluoroacetic acid / dichloromethane / 1 h / 0 - 20 °C
With
Grubbs catalyst first generation; osmium(VIII) oxide; sodium hydride; sodium hydrogencarbonate; 4-methylmorpholine N-oxide; trifluoroacetic acid;
In
dichloromethane; water; ethyl acetate; N,N-dimethyl-formamide; acetone; mineral oil; tert-butyl alcohol;
DOI:10.1002/ejoc.201001171