ethyl 4-(4-tert-butoxy-4-oxobutoxy)-1-(2-chlorophenyl)-5-(4-chlorophenyl)-1H-pyrazole-3-carboxylate

Base Information

Chemical Name:ethyl 4-(4-tert-butoxy-4-oxobutoxy)-1-(2-chlorophenyl)-5-(4-chlorophenyl)-1H-pyrazole-3-carboxylate
CAS No.:913368-44-2
Molecular Formula:C₂₆H₂₈Cl₂N₂O₅
Molecular Weight:519.425
Hs Code.:

Synonyms:ethyl 4-(4-tert-butoxy-4-oxobutoxy)-1-(2-chlorophenyl)-5-(4-chlorophenyl)-1H-pyrazole-3-carboxylate

Suppliers and Price of ethyl 4-(4-tert-butoxy-4-oxobutoxy)-1-(2-chlorophenyl)-5-(4-chlorophenyl)-1H-pyrazole-3-carboxylate

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

Total 0 raw suppliers

Chemical Property of ethyl 4-(4-tert-butoxy-4-oxobutoxy)-1-(2-chlorophenyl)-5-(4-chlorophenyl)-1H-pyrazole-3-carboxylate

Chemical Property:

Purity/Quality:

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:

Useful:

Technology Process of ethyl 4-(4-tert-butoxy-4-oxobutoxy)-1-(2-chlorophenyl)-5-(4-chlorophenyl)-1H-pyrazole-3-carboxylate

There total 1 articles about ethyl 4-(4-tert-butoxy-4-oxobutoxy)-1-(2-chlorophenyl)-5-(4-chlorophenyl)-1H-pyrazole-3-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: 82.0%

: 851728-86-4
ethyl 5-(4-chlorophenyl)-1-(2-chlorophenyl)-4-hydroxy-1H-pyrazole-3-carboxylate

: 110661-91-1
tert-butyl 4-bromobutyrate

: 913368-44-2
ethyl 4-(4-tert-butoxy-4-oxobutoxy)-1-(2-chlorophenyl)-5-(4-chlorophenyl)-1H-pyrazole-3-carboxylate

Guidance literature:: ethyl 5-(4-chlorophenyl)-1-(2-chlorophenyl)-4-hydroxy-1H-pyrazole-3-carboxylate; With potassium tert-butylate; In N,N-dimethyl-formamide; at 0 ℃; for 0.75h;

tert-butyl 4-bromobutyrate; In N,N-dimethyl-formamide; at 0 - 20 ℃;
DOI:10.1021/ml3000325

Reference yield: 90.0%

: 913368-44-2
ethyl 4-(4-tert-butoxy-4-oxobutoxy)-1-(2-chlorophenyl)-5-(4-chlorophenyl)-1H-pyrazole-3-carboxylate

: 913368-45-3
tert-butyl 2-(2-chlorophenyl)-3-(4-chlorophenyl)-8-oxo-5,6,7,8-tetrahydro-2H-oxepino[3,2-c]pyrazole-7-carboxylate

Guidance literature:: With potassium hexamethylsilazane; In tetrahydrofuran; for 1.25h;
DOI:10.1021/ml3000325

Reference yield:

: 913368-44-2
ethyl 4-(4-tert-butoxy-4-oxobutoxy)-1-(2-chlorophenyl)-5-(4-chlorophenyl)-1H-pyrazole-3-carboxylate

: (RS)-N-[2-(2-chlorophenyl)-3-(4-chlorophenyl)-5,6,7,8-tetrahydro-2H-oxepino[3,2-c]pyrazol-8-yl]propanamide

Guidance literature:: Multi-step reaction with 6 steps

1.1: potassium hexamethylsilazane / tetrahydrofuran / 1.25 h

2.1: trifluoroacetic acid / dichloromethane / 2 h / 20 °C

3.1: 1,4-dioxane; toluene / Reflux

4.1: sodium cyanoborohydride / methanol; dichloromethane / 4 h

4.2: 0.25 h / 20 °C

5.1: hydrogenchloride / 1,4-dioxane; diethyl ether; water; ethyl acetate

6.1: triethylamine / dichloromethane / 20 °C / Cooling with ice

With hydrogenchloride; potassium hexamethylsilazane; sodium cyanoborohydride; triethylamine; trifluoroacetic acid; In tetrahydrofuran; 1,4-dioxane; methanol; diethyl ether; dichloromethane; water; ethyl acetate; toluene;
DOI:10.1021/ml3000325