4-Amino-5-hydroxy-2,7-naphthalenedisulfonic acid monosodium salt

CAS 5460-09-3

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

US productionZero

Import value, 2024$2M

Import volumeCBI

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

Top sourceIndia 50%

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 292221 · basket

EPA reports by year

2023: US production Zero · Imports Confidential
2019: US production Confidential · Imports Confidential

These shares come from HS customs code 292221, which covers 8 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries

Country of origin for US imports, from Census customs data (2024).

IN 50%IndiaCN 47%ChinaDE 3%Germany

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.

Aceto Us

Why It Matters

Sectors

Textiles

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

•Pigment in Synthetic Dye and Pigment Manufacturing (100%)Processing as a reactant

Vendor Pricing

$0.03/gAaron Chemicals LLC

CountryHong Kong

Pack$16.00 / 500 g

Purity98%

Vendors13 available

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

12 more vendors

Vendor	Country	$/g	Pack	Purity
Angene Chemical	China → Hong Kong	$0.04	500 g	97%
A2B Chem LLC	United States	$0.12	500 g	97%
AA BLOCKS	United States	$0.14	500 g	95%
Ambeed, Inc.	United States	$0.17	500 g	98%
Combi-Blocks, Inc.	United States	$0.25	1 kg	97%
AK Scientific Specialized	United States	$0.30	500 g	95%
Angene International Limited	United States	$0.53	500 g	95%
AK Scientific, Inc.	United States	$0.75	100 g	98%
MedChemExpress MCE	Sweden	$0.80	100 g	97%
Fluorochem UK	United Kingdom	$7.15	1 g	95%
AstaTech (2 weeks)	United States	$9.60	5 g	95%
Angene	China → Hong Kong	$4266.67	30 mg	97%

Chemical Identity

CAS5460-09-3

PubChem CID7009

DTXSIDDTXSID4027600

FormulaC10H9NO7S2

Mol. Weight319.3 g/mol

SMILESC1=C2C=C(C=C(C2=C(C=C1S(=O)(=O)O)N)O)S(=O)(=O)O

Data Sources

EPA CompTox (DSSTox) · DTXSID4027600Retrieved 2026-04-06
PubChem · compound 7009Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2019 · Retrieved 2026-10-04
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

4-Amino-5-hydroxy-2,7-naphthalenedisulfonic acid monosodium salt (CAS 5460-09-3) https://chemicalindependence.com/chemical/5460-09-3/ EPA CompTox (DSSTox): DTXSID4027600. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID4027600 PubChem: 7009. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/7009 EPA Chemical Data Reporting: 5460-09-3. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 5460-09-3. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 292221 for CAS 5460-09-3. Reporting year: 2024. https://usatrade.census.gov/