1H-Pyrazol-3-ylboronic acid

1H-吡唑-3-硼酸

Also known as: Pyrazole-3-boronic acid, 1H-Pyrazole-3-boronic acid, 1H-Pyrazole-5-boronic acid, Pyrazole-5-boronic acid, 1H-pyrazol-5-ylboronic acid, 2H-pyrazol-3-ylboronic acid, 3-Pyrazoleboronic acid, Boronic acid, B-1H-pyrazol-3-yl-, MFCD11044442

1H-Pyrazol-3-ylboronic acid (CAS 376584-63-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C3H5BN2O2 and a molecular weight of 111.895 g/mol. It is also known as Pyrazole-3-boronic acid, 1H-Pyrazole-3-boronic acid and 1H-Pyrazole-5-boronic acid. Key properties include a melting point of 85-88ºC, a boiling point of 430.4±37.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 214.1±26.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
376584-63-3
Jingsj CID
J-29448-7
Molecular Formula
C3H5BN2O2
Chinese Name
1H-吡唑-3-硼酸
Molecular Weight
111.895 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point85-88ºC
Boiling Point430.4±37.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point214.1±26.5 °C

Frequently Asked Questions

What is the CAS number of 1H-Pyrazol-3-ylboronic acid?

The CAS number of 1H-Pyrazol-3-ylboronic acid is 376584-63-3.

What are the molecular formula and molecular weight of 1H-Pyrazol-3-ylboronic acid?

1H-Pyrazol-3-ylboronic acid has molecular formula C3H5BN2O2 and molecular weight 111.895 g/mol.

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

Last updated:

How to cite: Jingsj. "1H-Pyrazol-3-ylboronic acid (CAS 376584-63-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-29448-7 (accessed 2026-10-23).

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