3-Bromo-4-chloro-5-nitropyridine

3-溴-4-氯-5-硝基吡啶

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. It is also known as 3-Nitro-4-chloro-5-bromopyridine, 4-Chloro-5-bromo-3-nitropyridine and Pyridine, 3-bromo-4-chloro-5-nitro-. 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-1061053-6
Molecular Formula
C5H2BrClN2O2
Chinese Name
3-溴-4-氯-5-硝基吡啶
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

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.

Data compiled from public chemical databases 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-1061053-6 (accessed 2026-10-22).

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