C.I. Pigment Red 266

CAS 36968-27-1

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.

Import volume103.4K lb

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 103.4K lb
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.

Aakash Chemicals

Trust Chem Usa Llc.

Why It Matters

Sectors

Plastics & RubberPaints & CoatingsPaper & Printing

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.

•Pigment in Paint and Coating Manufacturing (44%)Processing—incorporation into formulation, mixture, or reaction product
•Pigment in Printing Ink Manufacturing (47%)Processing—incorporation into formulation, mixture, or reaction product
•Pigment in Plastics Material and Resin Manufacturing (10%)Processing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS36968-27-1

PubChem CID162235

DTXSIDDTXSID6068014

FormulaC25H20N4O4

Mol. Weight440.4 g/mol

SMILESCOC1=CC=CC=C1NC(=O)C2=CC3=CC=CC=C3C(=C2O)N=NC4=CC=C(C=C4)C(=O)N

Data Sources

EPA CompTox (DSSTox) · DTXSID6068014Retrieved 2026-04-06
PubChem · compound 162235Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04

← Back to Dashboard ← Back to Plastics & Rubber

Brief citations

C.I. Pigment Red 266 (CAS 36968-27-1) https://chemicalindependence.com/chemical/36968-27-1/ EPA CompTox (DSSTox): DTXSID6068014. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID6068014 PubChem: 162235. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/162235 EPA Chemical Data Reporting: 36968-27-1. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 36968-27-1. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting