2H-1-Benzopyran-2-one, 7-methoxy-
CAS 531-59-9
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 293220 · basket
These shares come from HS customs code 293220, which covers 151 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.
- Mexico
- Austria
- Indonesia
- Czech Republic
- Slovakia
- Malaysia
- Israel
- Poland
- Vietnam
- Ukraine
- South Africa
- Singapore
- Russia
- Lithuania
- Hungary
- Belarus
- Brazil
- Australia
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.
29 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 |
|---|---|---|---|---|
| Angene Chemical | China → Hong Kong | $1.91 | 500 g | 98% |
| Combi-Blocks, Inc. | United States | $2.10 | 500 g | 97% |
| A2B Chem LLC | United States | $2.40 | 100 g | 98% |
| BLD Pharmatech Ltd. | China | $2.56 | 100 g | 97% |
| AA BLOCKS | United States | $2.56 | 25 g | 98% |
| AstaTech (2 weeks) | United States | $2.90 | 100 g | 95% |
| BLD Pharmatech GmbH | Germany | $3.20 | 25 g | 97% |
| Ambeed, Inc. | United States | $3.20 | 25 g | 97% |
| BLD Pharmatech Co., Limited | United States | $4.00 | 5 g | 97% |
| ALFA AESAR | Germany | $4.20 | 100 g | 98% |
| Fluorochem EU | Germany | $5.32 | 5 g | 95% |
| Fluorochem UK | United Kingdom | $5.43 | 5 g | 95% |
| Sigma-Aldrich (Rush Stock) | Germany | $7.47 | 25 g | 98% |
| Sigma-Aldrich | Germany | $7.47 | 25 g | 98% |
| AK Scientific, Inc. | United States | $8.40 | 5 g | 98% |
| Cayman Europe | Estonia | $9.04 | 25 g | 98% |
| Angene International Limited | United States | $20.00 | 5 g | 98% |
| TargetMol Chemicals | China → United States | $38.00 | 1 g | 99.99% |
| MedChemExpress MCE | Sweden | $60.50 | 1 g | 99.55% |
| Molnova | China | $76.00 | 500 mg | 99% |
| Chengdu Biopurify Phytochemicals Ltd. | China | $160.00 | 1 g | 98% |
| Labotest KG | Germany | $217.80 | 5000 mg | 90% |
| ChemNorm | China | $900.00 | 20 mg | 98% |
| ChemFaces | China | $1500.00 | 20 mg | 98% |
| 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% |
| Key Organics Ltd. | United Kingdom | $6900.00 | 10 mg | 97% |
| AnalytiCon Discovery - a Division of BRAIN Biotech AG | Germany | $73652.70 | 100 mg | 85% |
Chemical Identity
Data Sources
- EPA TSCA InventoryRetrieved 2026-10-04
- US Census international tradeReporting year: 2024 · Retrieved 2026-10-04
Brief citations
2H-1-Benzopyran-2-one, 7-methoxy- (CAS 531-59-9) https://chemicalindependence.com/chemical/531-59-9/ EPA TSCA Inventory: CAS 531-59-9. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory US Census international trade: HS 293220 for CAS 531-59-9. Reporting year: 2024. https://usatrade.census.gov/