3,4-Dichloro-5-nitropyridine

Also known as: 3,4-dichloro-5-nitropyrid, pyridine, 3,4-dichloro-5-nitro-, 3-nitro-4,5-dichloropyridine

3,4-Dichloro-5-nitropyridine (CAS 56809-84-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H2Cl2N2O2 and a molecular weight of 192.98800 g/mol. Key properties include a boiling point of 258.751ºC at 760 mmHg, a density of 1.63g/cm3 and a flash point of 110.289ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 56809-84-8
Jingsj CID: J-1428757-1
Molecular Formula: C₅H₂Cl₂N₂O₂
Molecular Weight: 192.98800 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	258.751ºC at 760 mmHg
Density	1.63g/cm3
Flash Point	110.289ºC
Exact Mass	191.94900
PSA	58.71000
LogP	2.81980
Refractive Index	1.603

Customs & Trade Information

HS Code	2933399090
Summary	2933399090. other compounds containing an unfused pyridine 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 3,4-Dichloro-5-nitropyridine?

The CAS number of 3,4-Dichloro-5-nitropyridine is 56809-84-8.

What are the molecular formula and molecular weight of 3,4-Dichloro-5-nitropyridine?

3,4-Dichloro-5-nitropyridine has molecular formula C5H2Cl2N2O2 and molecular weight 192.98800 g/mol.

What are the upstream and downstream products of 3,4-Dichloro-5-nitropyridine?

For 3,4-Dichloro-5-nitropyridine, Upstream Products: 3-chloro-5-nitropyridin-4-ol, 4-Hydroxy-3-nitropyridine; Downstream Products: 7-Chlorothiazolo[4,5-c]pyridine-2-thiol, 3-Chloro-5-nitropyridin-4-amine, 4,5-Dichloropyridin-3-amine.

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

Last updated: 8/21/2026

How to cite: Jingsj. "3,4-Dichloro-5-nitropyridine (CAS 56809-84-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1428757-1 (accessed 2026-11-09).

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