4,5-dichloropicolinic acid

4,5-二氯吡啶-2-甲酸

Also known as: 4,5-dichloropicolinic acid, 2-Pyridinecarboxylic acid, 4,5-dichloro-, 4,5-Dichloro-2-pyridinecarboxylic acid, 4,5-Dichloro-pyridine-2-carboxylic acid, 4,5-Dichloropyridine-2-carboxylic acid, 4,5-dichloropyridine-2-carboxylic acid, Sorafenib Impurity B9

4,5-dichloropicolinic acid (CAS 73455-13-7) 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-Pyridinecarboxylic acid, 4,5-dichloro-, 4,5-Dichloro-2-pyridinecarboxylic acid and 4,5-Dichloro-pyridine-2-carboxylic acid. Key properties include a boiling point of 328.2±37.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 152.3±26.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
73455-13-7
Jingsj CID
J-931920-4
Molecular Formula
C6H3Cl2NO2
Chinese Name
4,5-二氯吡啶-2-甲酸
Molecular Weight
191.999 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point328.2±37.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point152.3±26.5 °C

Frequently Asked Questions

What is the CAS number of 4,5-dichloropicolinic acid?

The CAS number of 4,5-dichloropicolinic acid is 73455-13-7.

What are the molecular formula and molecular weight of 4,5-dichloropicolinic acid?

4,5-dichloropicolinic acid has molecular formula C6H3Cl2NO2 and molecular weight 191.999 g/mol.

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

Last updated:

How to cite: Jingsj. "4,5-dichloropicolinic acid (CAS 73455-13-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-931920-4 (accessed 2026-10-22).

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