3,4,5-Trichloropyridine-2-carboxylic acid

Also known as: 3,4,5-Trichloropicolinic acid, trichloropicolinic acid, 3,4,5-trichloro-pyridine-2-carboxylic acid, 3,4,5-Trichlor-pyridin-2-carbonsaeure, 3,4,5-trichloro-picolinic acid, 2-Pyridinecarboxylic acid, 3,4,5-trichloro-, NSC 15049

3,4,5-Trichloropyridine-2-carboxylic acid (CAS 5439-04-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H2Cl3NO2 and a molecular weight of 226.44500 g/mol. Key properties include a boiling point of 335.9ºC at 760 mmHg, a density of 1.728g/cm3 and a flash point of 157ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 5439-04-3
Jingsj CID: J-852358-8
Molecular Formula: C₆H₂Cl₃NO₂
Molecular Weight: 226.44500 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	335.9ºC at 760 mmHg
Density	1.728g/cm3
Flash Point	157ºC
Exact Mass	224.91500
PSA	50.19000
LogP	2.74000
Refractive Index	1.618

Customs & Trade Information

HS Code	2933399090
Summary	2933399090. 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 3,4,5-Trichloropyridine-2-carboxylic acid?

The CAS number of 3,4,5-Trichloropyridine-2-carboxylic acid is 5439-04-3.

What are the molecular formula and molecular weight of 3,4,5-Trichloropyridine-2-carboxylic acid?

3,4,5-Trichloropyridine-2-carboxylic acid has molecular formula C6H2Cl3NO2 and molecular weight 226.44500 g/mol.

What are the upstream and downstream products of 3,4,5-Trichloropyridine-2-carboxylic acid?

For 3,4,5-Trichloropyridine-2-carboxylic acid, Upstream Products: Pentachloropyridine, 2,3,4,5-tetrachloropyridine, 3,4,5-trichloro-2-(trichloromethyl)pyridine; Downstream Products: 3,4,5-Trichloropyridine, 3,4,5-trichloro-2-pyridinecarboxamide, 3,5-Dichloro-4-iodopyridine.

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

Last updated: 8/21/2026

How to cite: Jingsj. "3,4,5-Trichloropyridine-2-carboxylic acid (CAS 5439-04-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-852358-8 (accessed 2026-11-09).

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