2-(dimethylamino)ethyl 2-(5-(5-(3-(methylsulfonyl)phenyl)thiophen-2-yl)-3-(trifluoromethyl)-1H-pyrazol-1-yl)acetate

Base Information

Chemical Name:2-(dimethylamino)ethyl 2-(5-(5-(3-(methylsulfonyl)phenyl)thiophen-2-yl)-3-(trifluoromethyl)-1H-pyrazol-1-yl)acetate
CAS No.:1454288-77-7
Molecular Formula:C₂₁H₂₂F₃N₃O₄S₂
Molecular Weight:501.551
Hs Code.:

Synonyms:2-(dimethylamino)ethyl 2-(5-(5-(3-(methylsulfonyl)phenyl)thiophen-2-yl)-3-(trifluoromethyl)-1H-pyrazol-1-yl)acetate

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Chemical Property of 2-(dimethylamino)ethyl 2-(5-(5-(3-(methylsulfonyl)phenyl)thiophen-2-yl)-3-(trifluoromethyl)-1H-pyrazol-1-yl)acetate

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Technology Process of 2-(dimethylamino)ethyl 2-(5-(5-(3-(methylsulfonyl)phenyl)thiophen-2-yl)-3-(trifluoromethyl)-1H-pyrazol-1-yl)acetate

There total 5 articles about 2-(dimethylamino)ethyl 2-(5-(5-(3-(methylsulfonyl)phenyl)thiophen-2-yl)-3-(trifluoromethyl)-1H-pyrazol-1-yl)acetate 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: 6.0%

: 108-01-0
2-(N,N-dimethylamino)ethanol

: 918328-00-4
2-(5-(5-(3-(methylsulfonyl)phenyl)thiophen-2-yl)-3-(trifluoromethyl)-1H-pyrazol-1-yl)acetic acid

: 1454288-77-7
2-(dimethylamino)ethyl 2-(5-(5-(3-(methylsulfonyl)phenyl)thiophen-2-yl)-3-(trifluoromethyl)-1H-pyrazol-1-yl)acetate

Guidance literature:: With benzotriazol-1-yloxyl-tris-(pyrrolidino)-phosphonium hexafluorophosphate; triethylamine; In dimethyl sulfoxide; at 20 ℃;

Reference yield:

: 5370-25-2
2-Acetyl-5-bromothiophene

: 1454288-77-7
2-(dimethylamino)ethyl 2-(5-(5-(3-(methylsulfonyl)phenyl)thiophen-2-yl)-3-(trifluoromethyl)-1H-pyrazol-1-yl)acetate

Guidance literature:: Multi-step reaction with 5 steps

1.1: lithium hexamethyldisilazane / tetrahydrofuran / 0.5 h / -78 °C

1.2: -78 - 20 °C

2.1: methanol / 1.5 h / Reflux

3.1: tetrakis(triphenylphosphine) palladium⁽⁰⁾; sodium carbonate / N,N-dimethyl-formamide / 3 h / 90 °C / Inert atmosphere

4.1: lithium hydroxide; water / tetrahydrofuran / 2 h / 20 °C

5.1: triethylamine; benzotriazol-1-yloxyl-tris-(pyrrolidino)-phosphonium hexafluorophosphate / dimethyl sulfoxide / 20 °C

With tetrakis(triphenylphosphine) palladium⁽⁰⁾; benzotriazol-1-yloxyl-tris-(pyrrolidino)-phosphonium hexafluorophosphate; water; sodium carbonate; triethylamine; lithium hydroxide; lithium hexamethyldisilazane; In tetrahydrofuran; methanol; dimethyl sulfoxide; N,N-dimethyl-formamide;

Reference yield:

: 326-71-6
1-(5-bromothiophen-2-yl)-4,4,4-trifluorobutane-1,3-dione

: 1454288-77-7
2-(dimethylamino)ethyl 2-(5-(5-(3-(methylsulfonyl)phenyl)thiophen-2-yl)-3-(trifluoromethyl)-1H-pyrazol-1-yl)acetate

Guidance literature:: Multi-step reaction with 4 steps

1: methanol / 1.5 h / Reflux

2: tetrakis(triphenylphosphine) palladium⁽⁰⁾; sodium carbonate / N,N-dimethyl-formamide / 3 h / 90 °C / Inert atmosphere

3: lithium hydroxide; water / tetrahydrofuran / 2 h / 20 °C

4: triethylamine; benzotriazol-1-yloxyl-tris-(pyrrolidino)-phosphonium hexafluorophosphate / dimethyl sulfoxide / 20 °C

With tetrakis(triphenylphosphine) palladium⁽⁰⁾; benzotriazol-1-yloxyl-tris-(pyrrolidino)-phosphonium hexafluorophosphate; water; sodium carbonate; triethylamine; lithium hydroxide; In tetrahydrofuran; methanol; dimethyl sulfoxide; N,N-dimethyl-formamide;