(3-Methyl-1H-pyrazol-4-yl)boronic acid

3-甲基吡唑-4-硼酸

Also known as: (5-Methyl-1H-pyrazol-4-yl)boronic acid, Boronic acid, B-(5-methyl-1H-pyrazol-4-yl)-, 3-Methylpyrazole-4-boronic acid

(3-Methyl-1H-pyrazol-4-yl)boronic acid (CAS 1071455-14-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H7BN2O2 and a molecular weight of 125.922 g/mol. It is also known as (5-Methyl-1H-pyrazol-4-yl)boronic acid, Boronic acid, B-(5-methyl-1H-pyrazol-4-yl)- and 3-Methylpyrazole-4-boronic acid. Key properties include a boiling point of 415.8±47.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 205.2±29.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1071455-14-5
Jingsj CID
J-1496205-7
Molecular Formula
C4H7BN2O2
Chinese Name
3-甲基吡唑-4-硼酸
Molecular Weight
125.922 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point415.8±47.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point205.2±29.3 °C

Frequently Asked Questions

What is the CAS number of (3-Methyl-1H-pyrazol-4-yl)boronic acid?

The CAS number of (3-Methyl-1H-pyrazol-4-yl)boronic acid is 1071455-14-5.

What are the molecular formula and molecular weight of (3-Methyl-1H-pyrazol-4-yl)boronic acid?

(3-Methyl-1H-pyrazol-4-yl)boronic acid has molecular formula C4H7BN2O2 and molecular weight 125.922 g/mol.

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

Last updated:

How to cite: Jingsj. "(3-Methyl-1H-pyrazol-4-yl)boronic acid (CAS 1071455-14-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1496205-7 (accessed 2026-10-25).

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