3-chloro-5-nitropyridine-2-carboxylic acid

3-氯-5-硝基-2-吡啶羧酸

Also known as: 3-chloro-5-nitropicolinic acid, 3-Chloro-5-nitro-2-pyridinecarboxylic acid, 2-Pyridinecarboxylic acid, 3-chloro-5-nitro-, 3-chloro-5-nitro-2-pyridinecarboxylic acid

3-chloro-5-nitropyridine-2-carboxylic acid (CAS 141238-23-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H3ClN2O4 and a molecular weight of 202.552 g/mol. It is also known as 3-chloro-5-nitropicolinic acid, 3-Chloro-5-nitro-2-pyridinecarboxylic acid and 2-Pyridinecarboxylic acid, 3-chloro-5-nitro-. Key properties include a boiling point of 372.3±42.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 179.0±27.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
141238-23-5
Jingsj CID
J-1146894-3
Molecular Formula
C6H3ClN2O4
Chinese Name
3-氯-5-硝基-2-吡啶羧酸
Molecular Weight
202.552 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point372.3±42.0 °C at 760 mmHg
Density1.7±0.1 g/cm3
Flash Point179.0±27.9 °C

Frequently Asked Questions

What is the CAS number of 3-chloro-5-nitropyridine-2-carboxylic acid?

The CAS number of 3-chloro-5-nitropyridine-2-carboxylic acid is 141238-23-5.

What are the molecular formula and molecular weight of 3-chloro-5-nitropyridine-2-carboxylic acid?

3-chloro-5-nitropyridine-2-carboxylic acid has molecular formula C6H3ClN2O4 and molecular weight 202.552 g/mol.

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

Last updated:

How to cite: Jingsj. "3-chloro-5-nitropyridine-2-carboxylic acid (CAS 141238-23-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1146894-3 (accessed 2026-10-24).

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