Methyl toluene-4-sulfonate

CAS 80-48-8

Companies reported imports and no US production of this chemical to EPA for 2019.

US productionZero

Import value, 2024$103M

Import volume1.8K lb

Import dependency100%

Top sourceGermany 46%

Production is reported production, not a complete census of factories. Production reporting year: 2019. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Methyl toluene-4-sulfonate · US import value by year

2013: $108M · Peak 2014: $130M · 2024: $103M · 2025: $82M

Where It Comes From

Customs basis: HS 290519 · basket

EPA reports by year

2023: US production Not published · Imports Not published
2019: US production Zero · Imports 1.8K lb

These shares come from HS customs code 290519, which covers 122 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).

DE 46%GermanyMX 17%MexicoIN 11%IndiaCN 7%ChinaJP 3%Japan

Indonesia
Brazil
Canada
Singapore
Armenia
Slovakia
Argentina
Ukraine
Ireland
Netherlands
Hong Kong

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

•Corrosion inhibitor in Fabricated Metal Product Manufacturing (100%)Processing as a reactant

Vendor Pricing

$0.01/gAaron Chemicals LLC

CountryHong Kong

Pack$61.00 / 5 kg

Purity98%

Vendors19 available

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

18 more vendors

Vendor	Country	$/g	Pack	Purity
Angene Chemical	China → Hong Kong	$0.01	5 kg	98%
Fluorochem UK	United Kingdom	$0.03	500 g	98%
A2B Chem LLC	United States	$0.04	1 kg	96%
AA BLOCKS	United States	$0.04	1 kg	96%
Ambeed, Inc.	United States	$0.05	1 kg	98%
Synthonix	United States	$0.08	500 g	95%
AK Scientific Specialized	United States	$0.10	1 kg	98%
AK Scientific, Inc.	United States	$0.12	1 kg	99%
ALFA AESAR	Germany	$0.13	1 kg	98%
Sigma-Aldrich (Rush Stock)	Germany	$0.20	500 g	98%
Sigma-Aldrich	Germany	$0.20	500 g	98%
Combi-Blocks, Inc.	United States	$0.25	1 kg	95%
AstaTech, Inc	United States	$0.35	500 g	98%
Angene International Limited	United States	$2.52	25 g	98%
Labotest KG	Germany	$217.80	5000 mg	90%
Otava, Ltd.	Ukraine	$2280.00	50 mg	95%
Otava, Ltd. (2 weeks)	Ukraine	$2724.00	50 mg	95%
Angene	China → Hong Kong	$4266.67	30 mg	98%

Chemical Identity

CAS80-48-8

PubChem CID6645

DTXSIDDTXSID4052550

FormulaC8H10O3S

Mol. Weight186.23 g/mol

SMILESCC1=CC=C(C=C1)S(=O)(=O)OC

Data Sources

EPA CompTox (DSSTox) · DTXSID4052550Retrieved 2026-04-06
PubChem · compound 6645Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2019 · 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

Methyl toluene-4-sulfonate (CAS 80-48-8) https://chemicalindependence.com/chemical/80-48-8/ EPA CompTox (DSSTox): DTXSID4052550. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID4052550 PubChem: 6645. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/6645 EPA Chemical Data Reporting: 80-48-8. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 80-48-8. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 290519 for CAS 80-48-8. Reporting year: 2024. https://usatrade.census.gov/