4-[(1S,1R)-1-(4-fluorophenyl)ethyl]piperazine-1-carboxylic acid tert-butyl ester

Base Information

Chemical Name:4-[(1S,1R)-1-(4-fluorophenyl)ethyl]piperazine-1-carboxylic acid tert-butyl ester
CAS No.:862270-46-0
Molecular Formula:C₁₇H₂₅FN₂O₂
Molecular Weight:308.396
Hs Code.:

Synonyms:4-[(1S,1R)-1-(4-fluorophenyl)ethyl]piperazine-1-carboxylic acid tert-butyl ester

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Chemical Property of 4-[(1S,1R)-1-(4-fluorophenyl)ethyl]piperazine-1-carboxylic acid tert-butyl ester

Chemical Property:

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Safty Information:

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MSDS Files:: SDS file from LookChem

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Technology Process of 4-[(1S,1R)-1-(4-fluorophenyl)ethyl]piperazine-1-carboxylic acid tert-butyl ester

There total 4 articles about 4-[(1S,1R)-1-(4-fluorophenyl)ethyl]piperazine-1-carboxylic acid tert-butyl ester 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: 50.0%

: 65130-46-3
1-(4-fluorophenyl)ethyl bromide

: 57260-71-6
1-t-Butoxycarbonylpiperazine

: 862270-46-0
4-[(1S,1R)-1-(4-fluorophenyl)ethyl]piperazine-1-carboxylic acid tert-butyl ester

Guidance literature:: With potassium carbonate; In N,N-dimethyl-formamide; at 20 ℃; for 2h;

Reference yield: 39.0%

: 403-42-9
1-(4-fluorophenyl)ethanone

: 57260-71-6
1-t-Butoxycarbonylpiperazine

: 862270-46-0
4-[(1S,1R)-1-(4-fluorophenyl)ethyl]piperazine-1-carboxylic acid tert-butyl ester

Guidance literature:: 1-(4-fluorophenyl)ethanone; 1-t-Butoxycarbonylpiperazine; With titanium(IV) isopropylate; at 45 ℃; for 4h; Inert atmosphere;

With sodium cyanoborohydride; In ethanol; at 20 - 45 ℃; Inert atmosphere;

With water; In ethanol; for 1h;

Reference yield:

: 403-41-8
1-(4-Fluorophenyl)ethanol

: 862270-46-0
4-[(1S,1R)-1-(4-fluorophenyl)ethyl]piperazine-1-carboxylic acid tert-butyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: phosphorus tribromide / dichloromethane / 4 h / 4 - 20 °C

2: potassium carbonate / N,N-dimethyl-formamide / 2 h / 20 °C

With phosphorus tribromide; potassium carbonate; In dichloromethane; N,N-dimethyl-formamide;