Potassium pentylxanthate

CAS 2720-73-2

Companies reported imports and no US production of this chemical to EPA for 2023.

US productionZero

Import value, 2024$760M

Import volume1.2M lb

Import dependency100%

Top sourceChina 33%

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.

Potassium pentylxanthate · US import value by year

2013: $743M · Peak 2022: $984M · 2024: $760M · 2025: $751M

Where It Comes From

Customs basis: HS 293090 · basket

EPA reports by year

2023: US production Zero · Imports 1.2M lb
2019: US production Zero · Imports 283.7K lb

These shares come from HS customs code 293090, which covers 418 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries

Country of origin for US imports, from Census customs data (2024).

CN 33%ChinaES 14%SpainCH 9%SwitzerlandIT 7%ItalyIN 7%India

Israel
Croatia
Ukraine
Slovakia
United Arab Emirates
Ireland
Poland
Lithuania
Brazil
Singapore
Australia
Armenia
Hong Kong
Vietnam
Czech Republic
Hungary
Greece
Russia

EPA-registered importers (6)

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

Grupo Mxico S A B De C V · MX Mexico

Northern Star Resources · AU Australia

Americas Mining

Northern Star (Pogo)

Pinto Valley Mining

Show all 6

Quadra Chemicals

Why It Matters

Sectors

Metals & Mining

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

•Flotation agent in Mining (except Oil and Gas) and support activities (100%)Processing—incorporation into formulation, mixture, or reaction product

Vendor Pricing

$1.18/gAaron Chemicals LLC

CountryHong Kong

Pack$118.00 / 100 g

Purity95%

Vendors11 available

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

10 more vendors

Vendor	Country	$/g	Pack	Purity
Angene Chemical	China → Hong Kong	$1.28	100 g	95%
A2B Chem LLC	United States	$2.08	500 g	97%
AA BLOCKS	United States	$2.53	500 g	97%
Chemscene	United States	$2.98	500 g	—
Fluorochem EU	Germany	$5.61	25 g	95%
Angene International Limited	United States	$9.13	100 g	97%
Angene	China → Hong Kong	$4266.67	30 mg	95%
Interbioscreen	Hong Kong	$4864.50	100 mg	95%
Princeton BioMolecular Research (SC)	United States	$5000.00	30 mg	90%
Vitas M Chemical Limited	Hong Kong	$5133.33	30 mg	90%

Chemical Identity

CAS2720-73-2

PubChem CID493949

DTXSIDDTXSID2062610

FormulaC6H11KOS2

Mol. Weight202.4 g/mol

SMILESCCCCCOC(=S)[S-].[K+]

Data Sources

EPA CompTox (DSSTox) · DTXSID2062610Retrieved 2026-04-06
PubChem · compound 493949Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

Potassium pentylxanthate (CAS 2720-73-2) https://chemicalindependence.com/chemical/2720-73-2/ EPA CompTox (DSSTox): DTXSID2062610. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID2062610 PubChem: 493949. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/493949 EPA Chemical Data Reporting: 2720-73-2. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 2720-73-2. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 293090 for CAS 2720-73-2. Reporting year: 2024. https://usatrade.census.gov/