Benzenesulfonic acid, 2-amino-5-chloro-4-ethyl-

CAS 88-56-2

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

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 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. US production volume is confidential. Production reporting year: 2023.

Where It Comes From

EPA reports by year

2023: US production Confidential · Imports Confidential

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

•Pigment in Synthetic Dye and Pigment Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS88-56-2

PubChem CIDNot recorded

DTXSIDDTXSID6058972

FormulaC8H10ClNO3S

Mol. Weight235.68 g/mol

SMILESCCC1=CC(N)=C(C=C1Cl)S(O)(=O)=O

Data Sources

EPA TSCA InventoryRetrieved 2026-04-29
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

Benzenesulfonic acid, 2-amino-5-chloro-4-ethyl- (CAS 88-56-2) https://chemicalindependence.com/chemical/88-56-2/ EPA TSCA Inventory: CAS 88-56-2. Retrieved 2026-04-29. https://www.epa.gov/tsca-inventory EPA Chemical Data Reporting: 88-56-2. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 88-56-2. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting