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

1-环丙基吡唑-4-硼酸频哪醇酯

Also known as: 1-Cyclopropyl-1H-pyrazole-4-boronic acid pinacol ester, 1-Cyclopropyl-4-(pinacolylboronate)-pyrazole, 1-cyclopropylpyrazole-4-boronic acid pinacol ester, 1-Cyclopropyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrazole, (1-Cyclopropyl-1H-pyrazol-4-yl)boronic acid pinacol ester, 1H-Pyrazole, 1-cyclopropyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-

1-Cyclopropyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole (CAS 1151802-22-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H19BN2O2 and a molecular weight of 234.102 g/mol. It is also known as 1-Cyclopropyl-1H-pyrazole-4-boronic acid pinacol ester, 1-Cyclopropyl-4-(pinacolylboronate)-pyrazole and 1-cyclopropylpyrazole-4-boronic acid pinacol ester. Key properties include a boiling point of 354.3±15.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 168.1±20.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1151802-22-0
Jingsj CID
J-1506817-8
Molecular Formula
C12H19BN2O2
Chinese Name
1-环丙基吡唑-4-硼酸频哪醇酯
Molecular Weight
234.102 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point354.3±15.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point168.1±20.4 °C

Frequently Asked Questions

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

The CAS number of 1-Cyclopropyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole is 1151802-22-0.

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

1-Cyclopropyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole has molecular formula C12H19BN2O2 and molecular weight 234.102 g/mol.

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

Last updated:

How to cite: Jingsj. "1-Cyclopropyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole (CAS 1151802-22-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1506817-8 (accessed 2026-10-25).

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