4-Chloro-1,3-dimethyl-1H-pyrazole

4-氯-1,3-二甲基-1H-吡唑

Also known as: 1,3-Dimethyl-4-chlor-pyrazol, 1H-Pyrazole, 4-chloro-1,3-dimethyl-, 4-CHLORO-1,3-DIMETHYLPYRAZOLE, 4-Chlor-1,3-dimethyl-1H-pyrazol, 4-Chloro-1,3-Dimethy, 4-chloro-1,3-dimethylpyrazole, Albb-004442

4-Chloro-1,3-dimethyl-1H-pyrazole (CAS 15878-44-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H7ClN2 and a molecular weight of 130.57500 g/mol. It is also known as 1,3-Dimethyl-4-chlor-pyrazol, 1H-Pyrazole, 4-chloro-1,3-dimethyl- and 4-CHLORO-1,3-DIMETHYLPYRAZOLE. Key properties include a boiling point of 184.8ºC at 760mmHg, a density of 1.21g/cm3 and a flash point of 65.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
15878-44-1
Jingsj CID
J-1109188-8
Molecular Formula
C5H7ClN2
Chinese Name
4-氯-1,3-二甲基-1H-吡唑
Molecular Weight
130.57500 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point184.8ºC at 760mmHg
Density1.21g/cm3
Flash Point65.6ºC

Frequently Asked Questions

What is the CAS number of 4-Chloro-1,3-dimethyl-1H-pyrazole?

The CAS number of 4-Chloro-1,3-dimethyl-1H-pyrazole is 15878-44-1.

What are the molecular formula and molecular weight of 4-Chloro-1,3-dimethyl-1H-pyrazole?

4-Chloro-1,3-dimethyl-1H-pyrazole has molecular formula C5H7ClN2 and molecular weight 130.57500 g/mol.

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

Last updated:

How to cite: Jingsj. "4-Chloro-1,3-dimethyl-1H-pyrazole (CAS 15878-44-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1109188-8 (accessed 2026-10-22).

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