C.I. Pigment Yellow 73

CAS 13515-40-7

EPA’s 2023 records show zero U.S. production of this chemical.

Molecular structure of 13515-40-7
US productionZero
Import value, 2024$419M
Import volumeCBI
Top sourceIndia 31%

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. Production reporting year: 2023. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 320417 · basket

EPA reports by year
2023
US production Zero · Imports Confidential
2019
US production Confidential · Imports Confidential

These shares come from HS customs code 320417, which covers 80 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
IN 31%IndiaCN 21%ChinaDE 17%GermanyKR 6%South KoreaCA 5%Canada
EPA-registered importers (3)
Heubach Holding S R L · LU Luxembourg
Heubach Holding Usa
Pigments Services

Why It Matters

Sectors
ConstructionPlastics & RubberPaints & CoatingsPaper & Printing
Downstream UsesNot recorded
FDA Shortage Status
No FDA shortage records

Industrial Uses

Used in 4 sectors as 1 functional role.

  • •Pigment in Paint and Coating Manufacturing (90%)Processing—incorporation into formulation, mixture, or reaction product
  • •Pigment in Printing Ink Manufacturing (1%)Processing—incorporation into formulation, mixture, or reaction product
  • •Pigment in Custom Compounding of Purchased Resins (20%)Processing—incorporation into formulation, mixture, or reaction product
  • •Pigment in Construction (100%)Processing—incorporation into article

Vendor Pricing

$1.80/gCombi-Blocks, Inc.
CountryUnited States
Pack$180.00 / 100 g
Purity98%
Vendors2 available

Prices reflect listed pack sizes. Small research packs run far above bulk rates.

Chemical Identity

CAS13515-40-7
PubChem CID61637
DTXSIDDTXSID6051691
FormulaC17H15ClN4O5
Mol. Weight390.8 g/mol
SMILESCC(=O)C(C(=O)NC1=CC=CC=C1OC)N=NC2=C(C=C(C=C2)Cl)[N+](=O)[O-]

Data Sources

Brief citations

C.I. Pigment Yellow 73 (CAS 13515-40-7) https://chemicalindependence.com/chemical/13515-40-7/ EPA CompTox (DSSTox): DTXSID6051691. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID6051691 PubChem: 61637. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/61637 EPA Chemical Data Reporting: 13515-40-7. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 13515-40-7. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 320417 for CAS 13515-40-7. Reporting year: 2024. https://usatrade.census.gov/