Methyl (2R,5R)-5-acetoxy-2-(2-oxo-2-phenylethyl)piperidine-1-carboxylate

Base Information

Chemical Name:Methyl (2R,5R)-5-acetoxy-2-(2-oxo-2-phenylethyl)piperidine-1-carboxylate
CAS No.:165674-70-4
Molecular Formula:C₁₇H₂₁NO₅
Molecular Weight:319.357
Hs Code.:

Synonyms:Methyl (2R,5R)-5-acetoxy-2-(2-oxo-2-phenylethyl)piperidine-1-carboxylate

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Chemical Property of Methyl (2R,5R)-5-acetoxy-2-(2-oxo-2-phenylethyl)piperidine-1-carboxylate

Chemical Property:

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Technology Process of Methyl (2R,5R)-5-acetoxy-2-(2-oxo-2-phenylethyl)piperidine-1-carboxylate

There total 5 articles about Methyl (2R,5R)-5-acetoxy-2-(2-oxo-2-phenylethyl)piperidine-1-carboxylate 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:

Reference yield: 89.0%

: 3396-11-0
cesium acetate

: 165674-69-1
Methyl (2R,5S)-5-(mesyloxy)-2-(2-oxo-2-phenylethyl)piperidine-1-carboxylate

: 165674-70-4
Methyl (2R,5R)-5-acetoxy-2-(2-oxo-2-phenylethyl)piperidine-1-carboxylate

Guidance literature:: With 18-crown-6 ether; In toluene; at 90 - 100 ℃; for 18h;

Reference yield:

: 138565-92-1,138582-69-1
methyl (2RS,5S)-5-(tert-butyldimethylsilyloxy)-2-ethoxypiperidine-1-carboxylate

: 165674-70-4
Methyl (2R,5R)-5-acetoxy-2-(2-oxo-2-phenylethyl)piperidine-1-carboxylate

Guidance literature:: Multi-step reaction with 4 steps

1: ZnCl₂ / CH₂Cl₂ / 1.) -78 deg C to room temp., 2 h, 2.) room temp., 7 h

2: 76 percent / 2 M HCl / tetrahydrofuran / 24 h

3: 89 percent / N(C₂H₅)3, DMAP / CH₂Cl₂ / 1.) 0 deg C to room temp., 2 h, 2.) room temp., 15 h

4: 89 percent / 18-crown-6 / toluene / 18 h / 90 - 100 °C

With hydrogenchloride; dmap; 18-crown-6 ether; triethylamine; zinc(II) chloride; In tetrahydrofuran; dichloromethane; toluene;

Reference yield:

: 165674-78-2
Methyl (2R,5S)-5-hydroxy-2-(2-oxo-2-phenylethyl)piperidine-1-carboxylate

: 165674-70-4
Methyl (2R,5R)-5-acetoxy-2-(2-oxo-2-phenylethyl)piperidine-1-carboxylate

Guidance literature:: Multi-step reaction with 2 steps

1: 89 percent / N(C₂H₅)3, DMAP / CH₂Cl₂ / 1.) 0 deg C to room temp., 2 h, 2.) room temp., 15 h

2: 89 percent / 18-crown-6 / toluene / 18 h / 90 - 100 °C

With dmap; 18-crown-6 ether; triethylamine; In dichloromethane; toluene;