2-Naphthalenol, 1-(2-(4-(2-phenyldiazenyl)phenyl)diazenyl)-, ar-heptyl ar',ar''-Me derivs.

CAS 92257-31-3

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
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.

Dow Chemical

Hollyfrontier Lsp Us Holding

Why It Matters

Sectors

EnergyCore Chemicals

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

Used in 3 sectors as 1 functional role.

•Dye in Petrochemical Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
•Dye in Petroleum Lubricating Oil and Grease ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
•Dye in Petroleum RefineriesProcessing as a reactant

Chemical Identity

CAS92257-31-3

PubChem CIDNot recorded

DTXSIDDTXSID20892146

FormulaNot recorded

Mol. WeightNot recorded

SMILESNot recorded

Data Sources

EPA CompTox (DSSTox) · DTXSID20892146Retrieved 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-Naphthalenol, 1-(2-(4-(2-phenyldiazenyl)phenyl)diazenyl)-, ar-heptyl ar',ar''-Me derivs. (CAS 92257-31-3) https://chemicalindependence.com/chemical/92257-31-3/ EPA CompTox (DSSTox): DTXSID20892146. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID20892146 EPA Chemical Data Reporting: 92257-31-3. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 92257-31-3. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting