ethyl 3-isopropyl-1-propyl-5-[[2'-(trifluoromethylsulfonylamino)-1,1'-biphenyl-4-yl]methyl]-1H-pyrazole-4-carboxylate

Base Information

Chemical Name:ethyl 3-isopropyl-1-propyl-5-[[2'-(trifluoromethylsulfonylamino)-1,1'-biphenyl-4-yl]methyl]-1H-pyrazole-4-carboxylate
CAS No.:177848-16-7
Molecular Formula:C₂₆H₃₀F₃N₃O₄S
Molecular Weight:537.603
Hs Code.:

Synonyms:ethyl 3-isopropyl-1-propyl-5-[[2'-(trifluoromethylsulfonylamino)-1,1'-biphenyl-4-yl]methyl]-1H-pyrazole-4-carboxylate

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Chemical Property of ethyl 3-isopropyl-1-propyl-5-[[2'-(trifluoromethylsulfonylamino)-1,1'-biphenyl-4-yl]methyl]-1H-pyrazole-4-carboxylate

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Technology Process of ethyl 3-isopropyl-1-propyl-5-[[2'-(trifluoromethylsulfonylamino)-1,1'-biphenyl-4-yl]methyl]-1H-pyrazole-4-carboxylate

There total 8 articles about ethyl 3-isopropyl-1-propyl-5-[[2'-(trifluoromethylsulfonylamino)-1,1'-biphenyl-4-yl]methyl]-1H-pyrazole-4-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: 50.0%

: 7732-18-5
water

: 177847-09-5
ethyl 5-[[2'-amino-1,1'-biphenyl-4-yl]methyl]-3-isopropyl-1-propyl-1H-pyrazole-4-carboxylate

: 177848-16-7
ethyl 3-isopropyl-1-propyl-5-[[2'-(trifluoromethylsulfonylamino)-1,1'-biphenyl-4-yl]methyl]-1H-pyrazole-4-carboxylate

Guidance literature:: With trifluoromethylsulfonic anhydride; triethylamine; In dichloromethane;

Reference yield: 50.0%

: 358-23-6
trifluoromethylsulfonic anhydride

: 177847-09-5
ethyl 5-[[2'-amino-1,1'-biphenyl-4-yl]methyl]-3-isopropyl-1-propyl-1H-pyrazole-4-carboxylate

: 177848-16-7
ethyl 3-isopropyl-1-propyl-5-[[2'-(trifluoromethylsulfonylamino)-1,1'-biphenyl-4-yl]methyl]-1H-pyrazole-4-carboxylate

Guidance literature:: With triethylamine; In dichloromethane; at -70 ℃; for 1h;
DOI:10.1021/jm9604383

Reference yield:

: 37859-24-8
2-(4-bromophenyl)acetyl chloride

: 177848-16-7
ethyl 3-isopropyl-1-propyl-5-[[2'-(trifluoromethylsulfonylamino)-1,1'-biphenyl-4-yl]methyl]-1H-pyrazole-4-carboxylate

Guidance literature:: Multi-step reaction with 6 steps

1: 1.) Na / 1.) Et₂O, RT, overnight, 2.) Et₂O, a) RT, overnight, b) reflux, 1 h

2: NH₂NH₂*H₂O, AcOH / 18 h / Ambient temperature

3: 1.) NaH / 1.) DMF, 0 deg C, 10 min, 2.) DMF, 20 deg C, 18 h

4: Pd(PPh₃)4, CsF / 1,2-dimethoxy-ethane / 18 h / Heating

5: TFA / CH₂Cl₂ / 20 °C

6: 50 percent / NEt₃ / CH₂Cl₂ / 1 h / -70 °C

With tetrakis(triphenylphosphine) palladium⁽⁰⁾; sodium; sodium hydride; hydrazine hydrate; acetic acid; triethylamine; cesium fluoride; trifluoroacetic acid; In 1,2-dimethoxyethane; dichloromethane;
DOI:10.1021/jm9604383