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3,4-Dichloro-2-pyridinecarboxylic acid

Also known as: 2-Pyridinecarboxylic acid, 3,4-dichloro-, 3,4-Dichloropyridine-2-carboxylic Acid

3,4-Dichloro-2-pyridinecarboxylic acid (CAS 959578-03-1) 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. Key properties include a boiling point of 316.6±37.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 145.3±26.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
959578-03-1
Jingsj CID
J-1507464-3
Molecular Formula
C6H3Cl2NO2
Molecular Weight
191.999 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point316.6±37.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point145.3±26.5 °C
Exact Mass190.954086
PSA50.19000
LogP1.03
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.606

Customs & Trade Information

HS Code2933399090
Summary2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 3,4-Dichloro-2-pyridinecarboxylic acid?

The CAS number of 3,4-Dichloro-2-pyridinecarboxylic acid is 959578-03-1.

What are the molecular formula and molecular weight of 3,4-Dichloro-2-pyridinecarboxylic acid?

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

What are the upstream and downstream products of 3,4-Dichloro-2-pyridinecarboxylic acid?

For 3,4-Dichloro-2-pyridinecarboxylic acid, Upstream Products: 3,4-Dichloropyridine, Carbon dioxide, 3-Chloropyridine.

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

Last updated:

How to cite: Jingsj. "3,4-Dichloro-2-pyridinecarboxylic acid (CAS 959578-03-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1507464-3 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.