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

1-环戊基-4-(4,4,5,5-四甲基-1,3,2-二氧杂环戊硼烷-2-基)-1H-吡唑

Also known as: 1-Cyclopentyl-1H-pyrazole-4-boronic acid pinacol ester, 1-Cyclopentyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole, 1-cyclopentyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrazole, 1H-Pyrazole, 1-cyclopentyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-

1-cyclopentyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole (CAS 1233526-60-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C14H23BN2O2 and a molecular weight of 262.15600 g/mol. It is also known as 1-Cyclopentyl-1H-pyrazole-4-boronic acid pinacol ester, 1-Cyclopentyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole and 1-cyclopentyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrazole. Key properties include a melting point of 40-44°C and a boiling point of 385.9°C at 760 mmHg. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1233526-60-7
Jingsj CID
J-1327116-1
Molecular Formula
C14H23BN2O2
Chinese Name
1-环戊基-4-(4,4,5,5-四甲基-1,3,2-二氧杂环戊硼烷-2-基)-1H-吡唑
Molecular Weight
262.15600 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point40-44°C
Boiling Point385.9°C at 760 mmHg

Frequently Asked Questions

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

The CAS number of 1-cyclopentyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole is 1233526-60-7.

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

1-cyclopentyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole has molecular formula C14H23BN2O2 and molecular weight 262.15600 g/mol.

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

Last updated:

How to cite: Jingsj. "1-cyclopentyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole (CAS 1233526-60-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1327116-1 (accessed 2026-10-25).

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