3-Chloro-1-methyl-1H-pyrazole

3-氯-1-甲基-1H-吡唑

Also known as: 1-Methyl-3-chloropyrazole, 3-Chloro-1-methylpyrazole, 1H-Pyrazole, 3-chloro-1-methyl-, 3-CHLORO-1-METHYL-1H-PYRAZOLE(L), 3-chloro-1-methylpyrazole

3-Chloro-1-methyl-1H-pyrazole (CAS 63425-54-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H5ClN2 and a molecular weight of 116.54900 g/mol. It is also known as 1-Methyl-3-chloropyrazole, 3-Chloro-1-methylpyrazole and 1H-Pyrazole, 3-chloro-1-methyl-. Key properties include a boiling point of 159ºC, a density of 1.26 and a flash point of 50ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
63425-54-7
Jingsj CID
J-1001611-0
Molecular Formula
C4H5ClN2
Chinese Name
3-氯-1-甲基-1H-吡唑
Molecular Weight
116.54900 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point159ºC
Density1.26
Flash Point50ºC

Frequently Asked Questions

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

The CAS number of 3-Chloro-1-methyl-1H-pyrazole is 63425-54-7.

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

3-Chloro-1-methyl-1H-pyrazole has molecular formula C4H5ClN2 and molecular weight 116.54900 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-1-methyl-1H-pyrazole (CAS 63425-54-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1001611-0 (accessed 2026-10-22).

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