3-Chloro-1H-pyrazole

3-氯-1H-吡唑

Also known as: 5-Chloro-1H-pyrazole, 3-Chloropyrazole, 5-Chloropyrazole, 3-Chloroyrazole

3-Chloro-1H-pyrazole (CAS 14339-33-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C3H3ClN2 and a molecular weight of 102.522 g/mol. It is also known as 5-Chloro-1H-pyrazole, 3-Chloropyrazole and 5-Chloropyrazole. Key properties include a boiling point of 250.9±13.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 129.8±5.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
14339-33-4
Jingsj CID
J-1395912-0
Molecular Formula
C3H3ClN2
Chinese Name
3-氯-1H-吡唑
Molecular Weight
102.522 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point250.9±13.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point129.8±5.4 °C

Frequently Asked Questions

What is the CAS number of 3-Chloro-1H-pyrazole?

The CAS number of 3-Chloro-1H-pyrazole is 14339-33-4.

What are the molecular formula and molecular weight of 3-Chloro-1H-pyrazole?

3-Chloro-1H-pyrazole has molecular formula C3H3ClN2 and molecular weight 102.522 g/mol.

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

Last updated:

How to cite: Jingsj. "3-Chloro-1H-pyrazole (CAS 14339-33-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1395912-0 (accessed 2026-10-26).

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