1-phenyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-5-p-tolyl-3-(trimethylsilyl)-1H-pyrazole

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Chemical Name:1-phenyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-5-p-tolyl-3-(trimethylsilyl)-1H-pyrazole
CAS No.:1092513-71-7
Molecular Formula:C₂₅H₃₃BN₂O₂Si
Molecular Weight:432.446
Hs Code.:

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

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

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

There total 2 articles about 1-phenyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-5-p-tolyl-3-(trimethylsilyl)-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: 48.0%

: 70702-63-5
3-phenyl-4-p-tolyl-1,2,3-oxadiazol-3-ium-5-olate

: 159087-46-4
4,4,5,5-tetramethyl-2-trimethylsilanylethynyl-[1,3,2]dioxaborolane

: 1092513-71-7
1-phenyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-5-p-tolyl-3-(trimethylsilyl)-1H-pyrazole

Guidance literature:: In 1,2-dichloro-benzene; for 48h; Reflux;
DOI:10.1021/jo802240e

Reference yield:

: 70702-63-5
3-phenyl-4-p-tolyl-1,2,3-oxadiazol-3-ium-5-olate

: 159087-46-4
4,4,5,5-tetramethyl-2-trimethylsilanylethynyl-[1,3,2]dioxaborolane

: 1092513-71-7
1-phenyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-5-p-tolyl-3-(trimethylsilyl)-1H-pyrazole

: C₁₉H₂₂N₂Si

Guidance literature:: In 5,5-dimethyl-1,3-cyclohexadiene; at 180 ℃; for 48h; Overall yield = 74 %; Overall yield = 187 mg; regioselective reaction; Schlenk technique; Sealed tube;
DOI:10.1016/j.tet.2017.04.049

Reference yield:

: 104-92-7
1-bromo-4-methoxy-benzene

: 1092513-71-7
1-phenyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-5-p-tolyl-3-(trimethylsilyl)-1H-pyrazole

: 1-(phenyl)-3-(trimethylsilyl)-4-(4-methoxyphenyl)-5-(4-tolyl)pyrazole

: C₁₉H₂₂N₂Si

Guidance literature:: With chloro(2-dicyclohexylphosphino-2’,4’,6’-triisopropyl-1,1‘-biphenyl)[2-(2’-amino-1,1‘-biphenyl’)]palladium(II); sodium carbonate; In 1,2-dimethoxyethane; water; at 80 ℃; for 14h; Inert atmosphere;
DOI:10.1016/j.tet.2017.04.049