1-tert-Butyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole

1-(叔丁基)-4-(4,4,5,5-四甲基-1,3,2-二氧硼杂环戊烷-2-基)吡唑

Also known as: 1-tert-Butylpyrazole-4-boronic acid, pinacol ester, 1-t-Butylpyrazole-4-boronic acid, pinacol ester, (1-(tert-Butyl)-1H-pyrazol-4-yl)boronic acid pinacol ester, 1H-Pyrazole, 1-(1,1-dimethylethyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-, 1-tert-Butyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrazole

1-tert-Butyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole (CAS 1256359-15-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C13H23BN2O2 and a molecular weight of 250.14500 g/mol. It is also known as 1-tert-Butylpyrazole-4-boronic acid, pinacol ester, 1-t-Butylpyrazole-4-boronic acid, pinacol ester and (1-(tert-Butyl)-1H-pyrazol-4-yl)boronic acid pinacol ester. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1256359-15-5
Jingsj CID
J-1383205-2
Molecular Formula
C13H23BN2O2
Chinese Name
1-(叔丁基)-4-(4,4,5,5-四甲基-1,3,2-二氧硼杂环戊烷-2-基)吡唑
Molecular Weight
250.14500 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 1-tert-Butyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole?

The CAS number of 1-tert-Butyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole is 1256359-15-5.

What are the molecular formula and molecular weight of 1-tert-Butyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole?

1-tert-Butyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole has molecular formula C13H23BN2O2 and molecular weight 250.14500 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "1-tert-Butyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole (CAS 1256359-15-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1383205-2 (accessed 2026-10-23).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.