5-chloro-1,3-dimethyl-4-nitro-1H-pyrazole

5-氯-1,3-二甲基-4-硝基-1H-吡唑

Also known as: 1,3-Dimethyl-4-nitro-5-chloropyrazole, 5-CHLORO-1,3-DIMETHYL-4-NITROPYRAZOLE, 5-CHLORO-4-NITRO-1,3-DIMETHYLPYRAZOLE, 5-chloro-1,3-dimethyl-4-nitropyrazole, BUTTPARK 37\11-59

5-chloro-1,3-dimethyl-4-nitro-1H-pyrazole (CAS 13551-73-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H6ClN3O2 and a molecular weight of 175.573 g/mol. It is also known as 1,3-Dimethyl-4-nitro-5-chloropyrazole, 5-CHLORO-1,3-DIMETHYL-4-NITROPYRAZOLE and 5-CHLORO-4-NITRO-1,3-DIMETHYLPYRAZOLE. Key properties include a melting point of 75 °C, a boiling point of 275.7±35.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 120.6±25.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
13551-73-0
Jingsj CID
J-24106-3
Molecular Formula
C5H6ClN3O2
Chinese Name
5-氯-1,3-二甲基-4-硝基-1H-吡唑
Molecular Weight
175.573 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point75 °C
Boiling Point275.7±35.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point120.6±25.9 °C

Frequently Asked Questions

What is the CAS number of 5-chloro-1,3-dimethyl-4-nitro-1H-pyrazole?

The CAS number of 5-chloro-1,3-dimethyl-4-nitro-1H-pyrazole is 13551-73-0.

What are the molecular formula and molecular weight of 5-chloro-1,3-dimethyl-4-nitro-1H-pyrazole?

5-chloro-1,3-dimethyl-4-nitro-1H-pyrazole has molecular formula C5H6ClN3O2 and molecular weight 175.573 g/mol.

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

Last updated:

How to cite: Jingsj. "5-chloro-1,3-dimethyl-4-nitro-1H-pyrazole (CAS 13551-73-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-24106-3 (accessed 2026-10-22).

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