3-(trifluoromethyl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1-phenyl-1H-pyrazole

Base Information

Chemical Name:3-(trifluoromethyl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1-phenyl-1H-pyrazole
CAS No.:1167437-09-3
Molecular Formula:C₁₆H₁₈BF₃N₂O₂
Molecular Weight:338.137
Hs Code.:

Synonyms:3-(trifluoromethyl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1-phenyl-1H-pyrazole

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Chemical Property of 3-(trifluoromethyl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1-phenyl-1H-pyrazole

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Technology Process of 3-(trifluoromethyl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1-phenyl-1H-pyrazole

There total 1 articles about 3-(trifluoromethyl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1-phenyl-1H-pyrazole 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: 92.0%

: 61676-62-8
2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

: 99498-65-4
3-(trifluoromethyl)-1-phenyl-1H-pyrazole

: 1167437-09-3
3-(trifluoromethyl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1-phenyl-1H-pyrazole

Guidance literature:: With CH₃CH₂CH₂CH₂Li; In tetrahydrofuran; hexane; addn. of hexane soln. of butyllithium to THF soln. of boron compd. at -78°C under Ar, stirring at -78°C for 45 min, addn. of boroncompd. at -78°C, stirring for 1.5 h, warming to room temp. over 1 h; addn. of acetic acid, filration through celite, eluting with ethyl acetate, evapn., distillation, elem. anal.;
DOI:10.1039/b901024f

Reference yield: 82.0%

: 1167437-09-3
3-(trifluoromethyl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1-phenyl-1H-pyrazole

: 6945-68-2
5-bromo-3-nitro-pyridin-2-ylamine

: 1167437-34-4
5-[3-(trifluoromethyl)-1-phenyl-1H-pyrazol-5-yl]-3-nitropyridin-2-amine

Guidance literature:: With potassium phosphate; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂; potassium formate; In 1,4-dioxane; at 80 ℃; for 4h; Inert atmosphere;
DOI:10.1039/b901024f

Reference yield: 81.0%

: 1003-09-4
2-bromothiophene

: 1167437-09-3
3-(trifluoromethyl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1-phenyl-1H-pyrazole

: 3-(trifluoromethyl)-1-phenyl-5-(thiophen-2-yl)-1H-pyrazole

Guidance literature:: With potassium phosphate; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂; potassium formate; In 1,4-dioxane; at 80 ℃; for 5h; Inert atmosphere;
DOI:10.1039/b901024f