C.I. Direct Violet 35

CAS 6227-20-9

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

Molecular structure of 6227-20-9 — 3 Na⁺

US productionCBI

Confidential Business Information. The EPA withholds this volume because publishing it could reveal the reporting company's trade secrets.

Import volume4.4K 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 4.4K lb
2019: US production Confidential · Imports Confidential

EPA-registered manufacturers (3)

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

Kemira Water Solutions

EPA-registered importers (1)

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

Atul Usa

Why It Matters

Sectors

TextilesPaper & 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 2 sectors as 2 functional roles.

•Dye in Paper Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
•Intermediate in Paper Manufacturing (100%)Processing as a reactant
•Dye in Textiles, apparel, and leather manufacturingProcessing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS6227-20-9

PubChem CID80371

DTXSIDDTXSID70881404

FormulaC34H24N5Na3O11S3

Mol. Weight843.8 g/mol

SMILESCC1=CC(=C(C=C1N=NC2=CC3=C(C=CC=C3S(=O)(=O)[O-])C(=C2)S(=O)(=O)[O-])OC)N=NC4=C(C=C5C=C(C=CC5=C4O)NC6=CC=CC=C6)S(=O)(=O)[O-].[Na+].[Na+].[Na+]

Data Sources

EPA CompTox (DSSTox) · DTXSID70881404Retrieved 2026-04-06
PubChem · compound 80371Retrieved 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

C.I. Direct Violet 35 (CAS 6227-20-9) https://chemicalindependence.com/chemical/6227-20-9/ EPA CompTox (DSSTox): DTXSID70881404. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID70881404 PubChem: 80371. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/80371 EPA Chemical Data Reporting: 6227-20-9. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 6227-20-9. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting