ethyl 3-(4-(4-(tert-butyl)phenoxy)phenyl)-1-methyl-1H-pyrazole-5-carboxylate

Base Information

Chemical Name:ethyl 3-(4-(4-(tert-butyl)phenoxy)phenyl)-1-methyl-1H-pyrazole-5-carboxylate
CAS No.:1609174-42-6
Molecular Formula:C₂₃H₂₆N₂O₃
Molecular Weight:378.471
Hs Code.:

Synonyms:ethyl 3-(4-(4-(tert-butyl)phenoxy)phenyl)-1-methyl-1H-pyrazole-5-carboxylate

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Chemical Property of ethyl 3-(4-(4-(tert-butyl)phenoxy)phenyl)-1-methyl-1H-pyrazole-5-carboxylate

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Technology Process of ethyl 3-(4-(4-(tert-butyl)phenoxy)phenyl)-1-methyl-1H-pyrazole-5-carboxylate

There total 5 articles about ethyl 3-(4-(4-(tert-butyl)phenoxy)phenyl)-1-methyl-1H-pyrazole-5-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: 26.0%

: 852816-08-1
ethyl 3-(4-hydroxyphenyl)-1-methyl-1H-pyrazole-5-carboxylate

: 123324-71-0
p-tert-butylphenylboronic acid

: 1609174-42-6
ethyl 3-(4-(4-(tert-butyl)phenoxy)phenyl)-1-methyl-1H-pyrazole-5-carboxylate

Guidance literature:: With copper diacetate; triethylamine; In dichloromethane; at 20 ℃; for 24h; Molecular sieve;
DOI:10.1016/j.ejmech.2014.03.072

Reference yield:

: 99-93-4
4-Hydroxyacetophenone

: 1609174-42-6
ethyl 3-(4-(4-(tert-butyl)phenoxy)phenyl)-1-methyl-1H-pyrazole-5-carboxylate

Guidance literature:: Multi-step reaction with 5 steps

1.1: 1H-imidazole / N,N-dimethyl-formamide / 20 °C

2.1: lithium hexamethyldisilazane / tetrahydrofuran / 1 h / 0 °C

2.2: 1 h / 20 °C

2.3: 3 h / 20 °C

3.1: potassium carbonate / N,N-dimethyl-formamide / 20 °C

4.1: tetrabutyl ammonium fluoride / tetrahydrofuran / 20 °C

5.1: copper diacetate; triethylamine / dichloromethane / 24 h / 20 °C / Molecular sieve

With 1H-imidazole; tetrabutyl ammonium fluoride; copper diacetate; potassium carbonate; triethylamine; lithium hexamethyldisilazane; In tetrahydrofuran; dichloromethane; N,N-dimethyl-formamide;
DOI:10.1016/j.ejmech.2014.03.072

Reference yield:

: 149683-53-4
4-(tert-butyldimethylsilyloxy)acetophenone

: 1609174-42-6
ethyl 3-(4-(4-(tert-butyl)phenoxy)phenyl)-1-methyl-1H-pyrazole-5-carboxylate

Guidance literature:: Multi-step reaction with 4 steps

1.1: lithium hexamethyldisilazane / tetrahydrofuran / 1 h / 0 °C

1.2: 1 h / 20 °C

1.3: 3 h / 20 °C

2.1: potassium carbonate / N,N-dimethyl-formamide / 20 °C

3.1: tetrabutyl ammonium fluoride / tetrahydrofuran / 20 °C

4.1: copper diacetate; triethylamine / dichloromethane / 24 h / 20 °C / Molecular sieve

With tetrabutyl ammonium fluoride; copper diacetate; potassium carbonate; triethylamine; lithium hexamethyldisilazane; In tetrahydrofuran; dichloromethane; N,N-dimethyl-formamide;
DOI:10.1016/j.ejmech.2014.03.072