4-Methylbenzenesulfonic acid hydrate

CAS 6192-52-5

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

Molecular structure of 6192-52-5 — 1 H₂O

US productionCBI

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

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 Confidential

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.

Aceto Us

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

•Intermediate in Miscellaneous Manufacturing (100%)Processing as a reactant

Vendor Pricing

$0.00/gAaron Chemicals LLC

CountryHong Kong

Pack$24.00 / 5 kg

Purity99%

Vendors21 available

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

20 more vendors

Vendor	Country	$/g	Pack	Purity
Angene Chemical	China → Hong Kong	$0.01	5 kg	99%
A2B Chem LLC	United States	$0.03	500 g	98%
AA BLOCKS	United States	$0.03	500 g	98%
Sigma-Aldrich (Rush Stock)	Germany	$0.03	25 kg	—
Sigma-Aldrich	Germany	$0.03	25 kg	—
ALFA AESAR	Germany	$0.04	5 kg	97%
MedChemExpress MCE	Sweden	$0.05	1 kg	99.95%
Chemscene	United States	$0.05	1 kg	—
Manchester Organics	United Kingdom	$0.06	500 g	99%
AK Scientific, Inc.	United States	$0.08	1 kg	99%
Apollo Scientific UK	United Kingdom	$0.11	500 g	99%
Combi-Blocks, Inc.	United States	$0.25	1 kg	98%
AstaTech (2 weeks)	United States	$0.99	100 g	98%
Angene International Limited	United States	$3.08	25 g	98.5%
MedKoo Biosciences, Inc	United States	$10.00	25 g	98%
Labotest KG	Germany	$217.80	5000 mg	90%
Key Organics Ltd.	United Kingdom	$1960.00	100 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	99%

Chemical Identity

CAS6192-52-5

PubChem CID521998

DTXSIDDTXSID5044316

FormulaC7H10O4S

Mol. Weight190.22 g/mol

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

Data Sources

EPA CompTox (DSSTox) · DTXSID5044316Retrieved 2026-04-06
PubChem · compound 521998Retrieved 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

4-Methylbenzenesulfonic acid hydrate (CAS 6192-52-5) https://chemicalindependence.com/chemical/6192-52-5/ EPA CompTox (DSSTox): DTXSID5044316. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID5044316 PubChem: 521998. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/521998 EPA Chemical Data Reporting: 6192-52-5. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 6192-52-5. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting