4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1-trityl-1H-pyrazole

4-(4,4,5,5-四甲基-1,3,2-二氧杂硼烷-2-基)-1-三苯甲游基-1H-吡唑

Also known as: 1-Trityl-1H-pyrazole-4-boronic acid pinacol ester, 1H-Pyrazole, 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1-(triphenylmethyl)-, 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1-(triphenylmethyl)-1H-pyrazole, 4-(4,4,5,5-Tetramethyl-[1,3,2]dioxaborolan-2-yl)-1-trityl-1H-pyrazole, 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1-(triphenylmethyl)pyrazole, 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1-trityl-pyrazole, 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1-tritylpyrazole, 4-(tetraMethyl-1,3,2-dioxaborolan-2-yl)-1-(triphenylMethyl)-1H-pyrazole

4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1-trityl-1H-pyrazole (CAS 863238-73-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C28H29BN2O2 and a molecular weight of 436.353 g/mol. It is also known as 1-Trityl-1H-pyrazole-4-boronic acid pinacol ester, 1H-Pyrazole, 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1-(triphenylmethyl)- and 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1-(triphenylmethyl)-1H-pyrazole. Key properties include a boiling point of 587.3±50.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 309.0±30.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

863238-73-7

Jingsj CID

J-1306746-7

Molecular Formula

C₂₈H₂₉BN₂O₂

Chinese Name

4-(4,4,5,5-四甲基-1,3,2-二氧杂硼烷-2-基)-1-三苯甲游基-1H-吡唑

Molecular Weight

436.353 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026