2,5-Dichloronicotinic acid

2,5-二氯烟酸

Also known as: 2,5-dichloro-3-pyridinecarboxylic acid, 2,5-dichloropyridine-3-carboxylic acid, 3-Pyridinecarboxylic acid, 2,5-dichloro-, MFCD01861979, 2,5-Dichloronicotinic Acid

2,5-Dichloronicotinic acid (CAS 59782-85-3) is a compound in the Organic Acids 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 2,5-dichloro-3-pyridinecarboxylic acid, 2,5-dichloropyridine-3-carboxylic acid and 3-Pyridinecarboxylic acid, 2,5-dichloro-. Key properties include a melting point of 154-155ºC, a boiling point of 323.7±37.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 149.6±26.5 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
59782-85-3
Jingsj CID
J-1383652-8
Molecular Formula
C6H3Cl2NO2
Chinese Name
2,5-二氯烟酸
Molecular Weight
191.999 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point154-155ºC
Boiling Point323.7±37.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point149.6±26.5 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 2,5-Dichloronicotinic acid?

The CAS number of 2,5-Dichloronicotinic acid is 59782-85-3.

What are the molecular formula and molecular weight of 2,5-Dichloronicotinic acid?

2,5-Dichloronicotinic acid has molecular formula C6H3Cl2NO2 and molecular weight 191.999 g/mol.

Is 2,5-Dichloronicotinic acid hazardous?

2,5-Dichloronicotinic 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. "2,5-Dichloronicotinic acid (CAS 59782-85-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1383652-8 (accessed 2026-10-22).

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