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3-Bromo-4-chloro-5-nitropyridine

Also known as: 3-Bromo-4-chloro-5-nitropyridine, 3-Nitro-4-chloro-5-bromopyridine, 4-Chloro-5-bromo-3-nitropyridine, Pyridine, 3-bromo-4-chloro-5-nitro-

3-Bromo-4-chloro-5-nitropyridine (CAS 31872-63-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H2BrClN2O2 and a molecular weight of 237.439 g/mol. Key properties include a melting point of 49-50ºC, a boiling point of 284.6±35.0 °C at 760 mmHg, a density of 1.9±0.1 g/cm3 and a flash point of 125.9±25.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
31872-63-6
Jingsj CID
J-1061053-4
Molecular Formula
C5H2BrClN2O2
Molecular Weight
237.439 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point49-50ºC
Boiling Point284.6±35.0 °C at 760 mmHg
Density1.9±0.1 g/cm3
Flash Point125.9±25.9 °C
Exact Mass235.898804
PSA58.71000
LogP1.54
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.627

Customs & Trade Information

HS Code2933399090
Summary2933399090. 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-Bromo-4-chloro-5-nitropyridine?

The CAS number of 3-Bromo-4-chloro-5-nitropyridine is 31872-63-6.

What are the molecular formula and molecular weight of 3-Bromo-4-chloro-5-nitropyridine?

3-Bromo-4-chloro-5-nitropyridine has molecular formula C5H2BrClN2O2 and molecular weight 237.439 g/mol.

What are the upstream and downstream products of 3-Bromo-4-chloro-5-nitropyridine?

For 3-Bromo-4-chloro-5-nitropyridine, Upstream Products: 3-Bromo-5-nitropyridin-4-ol, 4-Hydroxy-3-nitropyridine; Downstream Products: 3-Bromo-5-nitropyridin-4-amine, 4-bromo-1H-pyrrolo[2,3-c]pyridine, 3-Bromo-4-methyl-5-nitropyridine.

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

Last updated:

How to cite: Jingsj. "3-Bromo-4-chloro-5-nitropyridine (CAS 31872-63-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1061053-4 (accessed 2026-11-09).

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