2-(4-Aminophenyl)-6-methylbenzothiazole sulfonic acid

CAS 130-17-6

EPA’s 2023 records show zero U.S. production of this chemical.

US productionZero

Import volumeCBI

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 2023 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. Production reporting year: 2023.

Where It Comes From

EPA reports by year

2023: US production Zero · Imports Confidential
2019: US production Confidential · Imports Confidential

EPA-registered importers (2)

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

Archroma Management Gmbh · CH Switzerland

Archroma U.S

Why It Matters

Sectors

Textiles

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 Synthetic Dye and Pigment Manufacturing (100%)Processing as a reactant

Vendor Pricing

$120.00/gAK Scientific, Inc.

CountryUnited States

Pack$120.00 / 1 g

Purity95%

Vendors8 available

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

7 more vendors

Vendor	Country	$/g	Pack	Purity
A2B Chem LLC	United States	$130.00	1 g	95%
AA BLOCKS	United States	$134.00	1 g	95%
Angene International Limited	United States	$220.00	1 g	95%
Maybridge, Ltd.	United Kingdom	$2414.30	100 mg	90%
ChemDiv, Inc.	United States	$5414.29	70 mg	90%
Asinex	Netherlands	$12100.00	30 mg	90%
TimTec, LLC (back-ordered)	United States	$32000.00	15 mg	94%

Chemical Identity

CAS130-17-6

PubChem CID174223

DTXSIDDTXSID0024501

FormulaC14H12N2O3S2

Mol. Weight320.4 g/mol

SMILESCC1=C(C2=C(C=C1)N=C(S2)C3=CC=C(C=C3)N)S(=O)(=O)O

Data Sources

EPA CompTox (DSSTox) · DTXSID0024501Retrieved 2026-04-06
PubChem · compound 174223Retrieved 2026-04-06
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

2-(4-Aminophenyl)-6-methylbenzothiazole sulfonic acid (CAS 130-17-6) https://chemicalindependence.com/chemical/130-17-6/ EPA CompTox (DSSTox): DTXSID0024501. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID0024501 PubChem: 174223. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/174223 EPA Chemical Data Reporting: 130-17-6. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 130-17-6. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting