2-Naphthalenecarboxylic acid, 1,4-dihydroxy-
CAS 31519-22-9
This chemical is listed as active in US commerce, but no company reported it to EPA’s survey for 2019 or 2023. Sites may have made or imported less than the threshold amount, or none.
Why supply is unknownProduction is reported production, not a complete census of factories. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.
Where It Comes From
Customs basis: HS 291829 · basket
These shares come from HS customs code 291829, which covers 85 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.
- United Kingdom
- Germany
- Malaysia
- Mexico
- Ireland
- Ukraine
- Slovakia
- Hungary
- Spain
Why It Matters
No EPA sector or FDA product records name a use for this chemical.
Vendor Pricing
Prices reflect listed pack sizes. Small research packs run far above bulk rates.
23 more vendors
| Vendor | Country Supplier country. Where available, shows shipping origin. When the supplier ships from a different country than where they are registered, both are shown. Most suppliers show registration country only. | $/g | Pack | Purity |
|---|---|---|---|---|
| AA BLOCKS | United States | $1.60 | 25 g | 98% |
| Aaron Chemicals LLC | Hong Kong | $2.44 | 500 g | 98% |
| Angene Chemical | China → Hong Kong | $2.60 | 500 g | 98% |
| Combi-Blocks, Inc. | United States | $2.80 | 100 g | 95% |
| AK Scientific Specialized | United States | $2.80 | 100 g | 95% |
| BLD Pharmatech Ltd. | China | $2.90 | 100 g | 95% |
| Sigma-Aldrich (Rush Stock) | Germany | $2.93 | 25 g | 97% |
| Sigma-Aldrich | Germany | $2.93 | 25 g | 97% |
| Ambeed, Inc. | United States | $3.04 | 25 g | 95% |
| AK Scientific, Inc. | United States | $3.84 | 100 g | 98% |
| AstaTech, Inc | United States | $5.68 | 25 g | 97% |
| Angene International Limited | United States | $6.25 | 100 g | 98% |
| Fluorochem UK | United Kingdom | $8.01 | 5 g | 95% |
| MedChemExpress MCE | Sweden | $31.46 | 1 g | 99.6% |
| Labotest KG | Germany | $453.00 | 1000 mg | 90% |
| Key Organics Ltd. | United Kingdom | $1960.00 | 100 mg | 95% |
| Princeton BioMolecular Research (SC) | United States | $2900.00 | 100 mg | 90% |
| Vitas M Chemical Limited | Hong Kong | $3170.00 | 100 mg | 90% |
| Angene | China → Hong Kong | $4266.67 | 30 mg | 98% |
| Interbioscreen | Hong Kong | $6187.00 | 100 mg | 95% |
| Fulfilled by Molport | Latvia | $7000.00 | 1 mg | — |
| TimTec, LLC | United States | $9333.33 | 30 mg | 98% |
| ChemBridge Corporation | Kazakhstan | $62000.00 | 1 mg | 90% |
Chemical Identity
Data Sources
- EPA TSCA InventoryRetrieved 2026-10-04
- US Census international tradeReporting year: 2024 · Retrieved 2026-10-04
Brief citations
2-Naphthalenecarboxylic acid, 1,4-dihydroxy- (CAS 31519-22-9) https://chemicalindependence.com/chemical/31519-22-9/ EPA TSCA Inventory: CAS 31519-22-9. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory US Census international trade: HS 291829 for CAS 31519-22-9. Reporting year: 2024. https://usatrade.census.gov/