tert-butyl 1-(4-nitrophenyl)-3-(trifluoromethyl)-1H-pyrazol-5-ylcarbamate

Base Information

Chemical Name:tert-butyl 1-(4-nitrophenyl)-3-(trifluoromethyl)-1H-pyrazol-5-ylcarbamate
CAS No.:245748-41-8
Molecular Formula:C₁₅H₁₅F₃N₄O₄
Molecular Weight:372.304
Hs Code.:

Synonyms:tert-butyl 1-(4-nitrophenyl)-3-(trifluoromethyl)-1H-pyrazol-5-ylcarbamate

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Chemical Property of tert-butyl 1-(4-nitrophenyl)-3-(trifluoromethyl)-1H-pyrazol-5-ylcarbamate

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Technology Process of tert-butyl 1-(4-nitrophenyl)-3-(trifluoromethyl)-1H-pyrazol-5-ylcarbamate

There total 4 articles about tert-butyl 1-(4-nitrophenyl)-3-(trifluoromethyl)-1H-pyrazol-5-ylcarbamate 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: 99.0%

: 4129-17-3
diphenylphosphoranyl azide

: 245748-41-8
tert-butyl 1-(4-nitrophenyl)-3-(trifluoromethyl)-1H-pyrazol-5-ylcarbamate

Guidance literature:: With triethylamine; In toluene; tert-butyl alcohol;

Reference yield:

: 100-16-3
4-nitrophenylhydrazone

: 245748-41-8
tert-butyl 1-(4-nitrophenyl)-3-(trifluoromethyl)-1H-pyrazol-5-ylcarbamate

Guidance literature:: Multi-step reaction with 3 steps

1: HCl / ethanol / Heating

2: KMnO₄; 0.5 N aq. NaOH / 2-methyl-propan-2-ol

3: Et₃N / toluene / Heating

With hydrogenchloride; sodium hydroxide; potassium permanganate; triethylamine; In ethanol; toluene; tert-butyl alcohol; 1: cyclocondensation / 2: Oxidation / 3: Rearrangement;
DOI:10.1021/jm990615a

Reference yield:

: 245748-21-4
5-(furan-2-yl)-1-(4-nitrophenyl)-3-(trifluoromethyl)-1H-pyrazole

: 245748-41-8
tert-butyl 1-(4-nitrophenyl)-3-(trifluoromethyl)-1H-pyrazol-5-ylcarbamate

Guidance literature:: Multi-step reaction with 2 steps

1: KMnO₄; 0.5 N aq. NaOH / 2-methyl-propan-2-ol

2: Et₃N / toluene / Heating

With sodium hydroxide; potassium permanganate; triethylamine; In toluene; tert-butyl alcohol; 1: Oxidation / 2: Rearrangement;
DOI:10.1021/jm990615a