4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-pyrazole

1-([2-(三甲基硅基)乙氧基]甲基)-1H-吡唑-4-硼酸频哪醇酯

Also known as: 1-((2-(Trimethylsilyl)ethoxy)methyl)-1H-pyrazole-4-boronic acid pinacol ester, 1-([2-(Trimethylsilyl)ethoxy]methyl)-1H-pyrazole-4-boronic acid pinacol ester, 1H-Pyrazole, 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1-[[2-(trimethylsilyl)ethoxy]methyl]-, Baricitinib Impurity 26, SEM-pyrazoloboronic acid pinacol ester, trimethyl-[2-[[4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrazol-1-yl]methoxy]ethyl]silane

4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-pyrazole (CAS 894807-98-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C15H29BN2O3Si and a molecular weight of 324.29900 g/mol. It is also known as 1-((2-(Trimethylsilyl)ethoxy)methyl)-1H-pyrazole-4-boronic acid pinacol ester, 1-([2-(Trimethylsilyl)ethoxy]methyl)-1H-pyrazole-4-boronic acid pinacol ester and 1H-Pyrazole, 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1-[[2-(trimethylsilyl)ethoxy]methyl]-. Key property: a boiling point of 395.1±27.0°C at 760 mmHg. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

894807-98-8

Jingsj CID

J-1397207-9

Molecular Formula

C₁₅H₂₉BN₂O₃Si

Chinese Name

1-([2-(三甲基硅基)乙氧基]甲基)-1H-吡唑-4-硼酸频哪醇酯

Molecular Weight

324.29900 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026