2-Pyridinecarboxylic acid, 4,5,6-trichloro-

CAS 496849-77-5

U.S. production volumes are classified as confidential business information.

US productionCBI

Confidential Business Information. The EPA withholds this volume because publishing it could reveal the reporting company's trade secrets.

Import volumeZero

Top sourceNo public record

At least one company claimed its 2019 production or import volume for this chemical as confidential, so EPA withholds it.

Why supply is unknown

Production is reported production, not a complete census of factories. US production volume is confidential. Production reporting year: 2019.

Where It Comes From

EPA reports by year

2019: US production Confidential · Imports Zero

Domestic parents -- activity not disclosed (1)

EPA records name a US company for this chemical but do not disclose whether the company made it here or imported it.

Corteva

Why It Matters

Sectors

Agriculture

Downstream UsesNot recorded

FDA Shortage Status

Whether any manufacturer currently reports this drug as in shortage on the FDA Drug Shortages database. "Active Shortage" means at least one presentation has status "current."

No FDA shortage records

Industrial Uses

•Intermediate in Pesticide, Fertilizer, and Other Agricultural Chemical Manufacturing (100%)Processing as a reactant

Vendor Pricing

$1187.00/gAngene Chemical

CountryChina (registered: Hong Kong)

Pack$1187.00 / 1 g

Purity95%

Vendors5 available

Prices reflect listed pack sizes. Small research packs run far above bulk rates.

4 more vendors

Vendor	Country	$/g	Pack	Purity
Aaron Chemicals LLC	Hong Kong	$1190.00	1 g	95%
AstaTech (2 weeks)	United States	$1357.00	1 g	95%
A2B Chem LLC (2 weeks)	United States	$1385.00	1 g	95%
AA BLOCKS (2 weeks)	United States	$1419.00	1 g	95%

Chemical Identity

CAS496849-77-5

PubChem CID12993692

DTXSIDDTXSID90889189

FormulaC6H2Cl3NO2

Mol. Weight226.4 g/mol

SMILESC1=C(C(=C(N=C1C(=O)O)Cl)Cl)Cl

Data Sources

EPA CompTox (DSSTox) · DTXSID90889189Retrieved 2026-04-06
PubChem · compound 12993692Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2019 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2019 · Retrieved 2026-10-04

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Brief citations

2-Pyridinecarboxylic acid, 4,5,6-trichloro- (CAS 496849-77-5) https://chemicalindependence.com/chemical/496849-77-5/ EPA CompTox (DSSTox): DTXSID90889189. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID90889189 PubChem: 12993692. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/12993692 EPA Chemical Data Reporting: 496849-77-5. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 496849-77-5. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting