Chlorendic acid

CAS 115-28-6

Bicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid, 1,4,5,6,7,7-hexachloro-

Used in 1 industrial sector tracked by the EPA.

US production49.9K lb

Import volumeZero

Import dependency0%

Top sourceNo public record

Production is reported production, not a complete census of factories. Production reporting year: 2023. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 291720 · basket

EPA reports by year

2023: US production 49.9K lb · Imports Zero

HS customs code 291720 covers 42 tracked chemicals in total. US Census does not break out this chemical's share, so the country-of-origin mix is not available. EPA CDR reports import dependency at the chemical level separately, shown above.

EPA-registered manufacturers (1)

Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.

Polynt Composites Usa

Why It Matters

Sectors

Plastics & Rubber

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

Vendor Pricing

$0.08/gAaron Chemicals LLC

CountryHong Kong

Pack$8.00 / 100 g

PurityNot recorded

Vendors13 available

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

12 more vendors

Vendor	Country	$/g	Pack	Purity
Angene Chemical	China → Hong Kong	$0.09	500 g	—
A2B Chem LLC	United States	$0.20	500 g	98%
AA BLOCKS	United States	$0.25	500 g	98%
Fulfilled by Molport	Latvia	$5.00	1 g	—
AK Scientific Specialized	United States	$9.60	5 g	95%
AK Scientific, Inc.	United States	$13.20	5 g	98%
Angene International Limited	United States	$27.40	5 g	98%
MedKoo Biosciences, Inc	United States	$70.00	5 g	98%
Labotest KG	Germany	$217.80	5000 mg	90%
Princeton BioMolecular Research (SC)	United States	$2900.00	100 mg	90%
Vitas M Chemical Limited	Hong Kong	$3170.00	100 mg	90%
Angene	China → Hong Kong	$4266.67	30 mg	—

Chemical Identity

CAS115-28-6

PubChem CIDNot recorded

DTXSIDDTXSID2020268

FormulaC9H4Cl6O4

Mol. Weight388.83 g/mol

SMILESOC(=O)C1C(C(O)=O)C2(Cl)C(Cl)=C(Cl)C1(Cl)C2(Cl)Cl

Data Sources

EPA TSCA InventoryRetrieved 2026-04-29
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04

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Brief citations

Chlorendic acid (CAS 115-28-6) https://chemicalindependence.com/chemical/115-28-6/ EPA TSCA Inventory: CAS 115-28-6. Retrieved 2026-04-29. https://www.epa.gov/tsca-inventory EPA Chemical Data Reporting: 115-28-6. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 115-28-6. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting