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

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. 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-24106-5
Molecular Formula
C5H6ClN3O2
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
Exact Mass175.014847
PSA63.64000
LogP1.59
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.626

Customs & Trade Information

HS Code2933199090
Summary2933199090. other compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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.

What are the upstream and downstream products of 5-chloro-1,3-dimethyl-4-nitro-1H-pyrazole?

For 5-chloro-1,3-dimethyl-4-nitro-1H-pyrazole, Upstream Products: 5-chloro-1,3-dimethylpyrazole, 1,3-Dimethyl-4-nitro-1H-pyrazol-5-amine; Downstream Products: 5-Hydrazino-1,3-dimethyl-4-nitro-1H-pyrazole.

Data compiled from public chemical databases such as PubChem 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-24106-5 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.