Sodium isobutyl xanthate

CAS 25306-75-6

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

Molecular structure of 25306-75-6 — 1 Na⁺

US productionZero

Import value, 2024$760M

Import volume137.9K 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.

Sodium isobutyl xanthate · 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 137.9K lb
2019: US production Zero · Imports 839.5K 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 (1)

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

Brenntag

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

•Solids separation agents in Mining (except Oil and Gas) and support activities (100%)Processing as a reactant

Vendor Pricing

$0.55/gA2B Chem LLC (2 weeks)

CountryUnited States

Pack$1378.00 / 2.5 kg

Purity95%

Vendors6 available

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

5 more vendors

Vendor	Country	$/g	Pack	Purity
AA BLOCKS (2 weeks)	United States	$0.56	2.5 kg	95%
Angene Chemical	China → Hong Kong	$1.01	100 g	95%
Aaron Chemicals LLC	Hong Kong	$1.19	500 g	—
AstaTech, Inc	United States	$5.52	25 g	71%
Angene	China → Hong Kong	$4266.67	30 mg	95%

Chemical Identity

CAS25306-75-6

PubChem CID23683691

DTXSIDDTXSID00885293

FormulaC5H9NaOS2

Mol. Weight172.2 g/mol

SMILESCC(C)COC(=S)[S-].[Na+]

Data Sources

EPA CompTox (DSSTox) · DTXSID00885293Retrieved 2026-04-06
PubChem · compound 23683691Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2019 · Retrieved 2026-10-04
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

Sodium isobutyl xanthate (CAS 25306-75-6) https://chemicalindependence.com/chemical/25306-75-6/ EPA CompTox (DSSTox): DTXSID00885293. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID00885293 PubChem: 23683691. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/23683691 EPA Chemical Data Reporting: 25306-75-6. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 25306-75-6. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 293090 for CAS 25306-75-6. Reporting year: 2024. https://usatrade.census.gov/