2,3-Dichloropyridine-4-carboxylic acid

2,3-二氯吡啶-4-羧酸

Also known as: 2,3-Dichloroisonicotinic acid, 2,3-Dichloro-4-pyridinecarboxylic acid, 4-Carboxy-2,3-dichloropyridine, 4-Pyridinecarboxylic acid, 2,3-dichloro-

2,3-Dichloropyridine-4-carboxylic acid (CAS 184416-84-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H3Cl2NO2 and a molecular weight of 191.999 g/mol. It is also known as 2,3-Dichloroisonicotinic acid, 2,3-Dichloro-4-pyridinecarboxylic acid and 4-Carboxy-2,3-dichloropyridine. Key properties include a melting point of 187ºC, a boiling point of 413.6±40.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 203.9±27.3 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
184416-84-0
Jingsj CID
J-1374116-3
Molecular Formula
C6H3Cl2NO2
Chinese Name
2,3-二氯吡啶-4-羧酸
Molecular Weight
191.999 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point187ºC
Boiling Point413.6±40.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point203.9±27.3 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 2,3-Dichloropyridine-4-carboxylic acid?

The CAS number of 2,3-Dichloropyridine-4-carboxylic acid is 184416-84-0.

What are the molecular formula and molecular weight of 2,3-Dichloropyridine-4-carboxylic acid?

2,3-Dichloropyridine-4-carboxylic acid has molecular formula C6H3Cl2NO2 and molecular weight 191.999 g/mol.

Is 2,3-Dichloropyridine-4-carboxylic acid hazardous?

2,3-Dichloropyridine-4-carboxylic acid has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "2,3-Dichloropyridine-4-carboxylic acid (CAS 184416-84-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1374116-3 (accessed 2026-10-25).

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