4-(2-chloro-5-fluorophenyl)-2,2-dimethyl-5-oxopiperazine-1-carboxylic acid t-butyl ester

Base Information

Chemical Name:4-(2-chloro-5-fluorophenyl)-2,2-dimethyl-5-oxopiperazine-1-carboxylic acid t-butyl ester
CAS No.:1000049-75-1
Molecular Formula:C₁₇H₂₂ClFN₂O₃
Molecular Weight:356.825
Hs Code.:

Synonyms:4-(2-chloro-5-fluorophenyl)-2,2-dimethyl-5-oxopiperazine-1-carboxylic acid t-butyl ester

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Chemical Property of 4-(2-chloro-5-fluorophenyl)-2,2-dimethyl-5-oxopiperazine-1-carboxylic acid t-butyl ester

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Technology Process of 4-(2-chloro-5-fluorophenyl)-2,2-dimethyl-5-oxopiperazine-1-carboxylic acid t-butyl ester

There total 3 articles about 4-(2-chloro-5-fluorophenyl)-2,2-dimethyl-5-oxopiperazine-1-carboxylic acid t-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: 64.0%

: 1000049-71-7
{2-[(2-bromoacetyl)-(2-chloro-5-fluorophenyl)amino]-1,1-dimethylethyl}carbamic acid t-butyl ester

: 1000049-75-1
4-(2-chloro-5-fluorophenyl)-2,2-dimethyl-5-oxopiperazine-1-carboxylic acid t-butyl ester

Guidance literature:: With potassium tert-butylate; In tetrahydrofuran; for 0.666667h; Cooling with acetone-dry ice;

Reference yield:

: 452-83-5
2-chloro-5-fluoroaniline

: 1000049-75-1
4-(2-chloro-5-fluorophenyl)-2,2-dimethyl-5-oxopiperazine-1-carboxylic acid t-butyl ester

Guidance literature:: Multi-step reaction with 3 steps

1: sodium tris(acetoxy)borohydride; acetic acid / dichloromethane / 20 °C

2: N,N-dimethyl acetamide / 0 °C

3: potassium tert-butylate / tetrahydrofuran / 0 °C

With potassium tert-butylate; sodium tris(acetoxy)borohydride; acetic acid; In tetrahydrofuran; dichloromethane; N,N-dimethyl acetamide;
DOI:10.1016/j.bmcl.2012.05.092

Reference yield:

: 1000049-67-1
[2-(2-chloro-5-fluorophenylamino)-1,1-dimethylethyl]carbamic acid t-butyl ester

: 1000049-75-1
4-(2-chloro-5-fluorophenyl)-2,2-dimethyl-5-oxopiperazine-1-carboxylic acid t-butyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: N,N-dimethyl acetamide / 0 °C

2: potassium tert-butylate / tetrahydrofuran / 0 °C

With potassium tert-butylate; In tetrahydrofuran; N,N-dimethyl acetamide;
DOI:10.1016/j.bmcl.2012.05.092