Hypochlorous acid

Drug ingredient

CAS 7790-92-3

This drug ingredient has classified U.S. production volumes. EPA withholds the number 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.

Import volumeZero

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 Zero
2019: US production Confidential · Imports Zero

EPA-registered manufacturers (1)

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

Olin

1 FDA-registered drug labeler

RoyceDerm LLC

Why It Matters

Sectors

Core ChemicalsHealth

Downstream Uses

Appears in 1 drug and cosmetic product listings (FDA).

•RoyceDerm Stye Relief Eye Spray.

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

•Oxidizing agent in All Other Basic Organic Chemical Manufacturing (100%)Processing as a reactant

Chemical Identity

CAS7790-92-3

PubChem CID24341

DTXSIDDTXSID3036737

FormulaClHO

Mol. Weight52.46 g/mol

SMILESOCl

Data Sources

EPA CompTox (DSSTox) · DTXSID3036737Retrieved 2026-04-06
PubChem · compound 24341Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
FDA National Drug Code directoryRetrieved 2026-04-07

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Brief citations

Hypochlorous acid (CAS 7790-92-3) https://chemicalindependence.com/chemical/7790-92-3/ EPA CompTox (DSSTox): DTXSID3036737. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID3036737 PubChem: 24341. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/24341 EPA Chemical Data Reporting: 7790-92-3. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting FDA National Drug Code directory: CAS 7790-92-3. Retrieved 2026-04-07. https://open.fda.gov/data/ndc/