4-(4-benzyl-2-ethyl-3-oxopiperazin-1-yl)-2-(trifluoromethyl)benzonitrile

Base Information

Chemical Name:4-(4-benzyl-2-ethyl-3-oxopiperazin-1-yl)-2-(trifluoromethyl)benzonitrile
CAS No.:262295-75-0
Molecular Formula:C₂₁H₂₀F₃N₃O
Molecular Weight:387.405
Hs Code.:

Synonyms:4-(4-benzyl-2-ethyl-3-oxopiperazin-1-yl)-2-(trifluoromethyl)benzonitrile

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Chemical Property of 4-(4-benzyl-2-ethyl-3-oxopiperazin-1-yl)-2-(trifluoromethyl)benzonitrile

Chemical Property:

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Technology Process of 4-(4-benzyl-2-ethyl-3-oxopiperazin-1-yl)-2-(trifluoromethyl)benzonitrile

There total 4 articles about 4-(4-benzyl-2-ethyl-3-oxopiperazin-1-yl)-2-(trifluoromethyl)benzonitrile 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: 72.0%

: 262295-70-5
4-(4-benzyl-3-oxopiperazin-1-yl)-2-(trifluoromethyl)benzonitrile

: 75-03-6
ethyl iodide

: 262295-75-0
4-(4-benzyl-2-ethyl-3-oxopiperazin-1-yl)-2-(trifluoromethyl)benzonitrile

Guidance literature:: 4-(4-benzyl-3-oxopiperazin-1-yl)-2-(trifluoromethyl)benzonitrile; With lithium diisopropyl amide; In tetrahydrofuran; at -78 ℃; for 0.333333h;

ethyl iodide; In tetrahydrofuran; at -78 ℃;
DOI:10.1248/cpb.53.402

Reference yield:

: 262295-70-5
4-(4-benzyl-3-oxopiperazin-1-yl)-2-(trifluoromethyl)benzonitrile

: 109-72-8,29786-93-4
n-butyllithium

: 75-03-6
ethyl iodide

: 108-18-9
diisopropylamine

: 262295-75-0
4-(4-benzyl-2-ethyl-3-oxopiperazin-1-yl)-2-(trifluoromethyl)benzonitrile

Guidance literature:: n-butyllithium; diisopropylamine; In tetrahydrofuran; hexane; at -20 ℃; for 0.166667h;

4-(4-benzyl-3-oxopiperazin-1-yl)-2-(trifluoromethyl)benzonitrile; In tetrahydrofuran; at -78 ℃; for 0.333333h;

ethyl iodide; at -10 ℃;

Reference yield:

: 59702-21-5
1-benzyl-piperazin-2-one

: 262295-75-0
4-(4-benzyl-2-ethyl-3-oxopiperazin-1-yl)-2-(trifluoromethyl)benzonitrile

Guidance literature:: Multi-step reaction with 2 steps

1.1: 73 percent / dimethylformamide / 80 °C

2.1: LDA / tetrahydrofuran / 0.33 h / -78 °C

2.2: 72 percent / tetrahydrofuran / -78 °C

With lithium diisopropyl amide; In tetrahydrofuran; N,N-dimethyl-formamide;
DOI:10.1248/cpb.53.402