Imidazole
CAS 288-32-4
EPA’s 2023 records show zero U.S. production of this chemical.
At least one company claimed its 2023 production or import volume for this chemical as confidential, so EPA withholds it.
Why supply is unknownProduction 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 293329 · basket
- 2023
- US production Zero · Imports Confidential
- 2019
- US production Confidential · Imports Confidential
These shares come from HS customs code 293329, which covers 173 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.
- Australia
- Brazil
- Czech Republic
- Ireland
- Sweden
- Ukraine
- Poland
- United Arab Emirates
- Hungary
- Israel
- Netherlands
- Canada
- Saudi Arabia
- Greece
- Belgium
- Austria
- Latvia
- Singapore
- Denmark
Why It Matters
Industrial Uses
- •Intermediate in All Other Basic Organic Chemical ManufacturingProcessing as a reactant
Vendor Pricing
Prices reflect listed pack sizes. Small research packs run far above bulk rates.
25 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 | $0.02 | 500 g | 99% |
| AA BLOCKS | United States | $0.04 | 1 kg | 99% |
| A2B Chem LLC | United States | $0.04 | 1 kg | 99% |
| Apollo Scientific US | United Kingdom | $0.04 | 2.5 kg | 95% |
| Fluorochem UK | United Kingdom | $0.06 | 1 kg | 99% |
| Fluorochem EU | Germany | $0.06 | 1 kg | 99% |
| AK Scientific Specialized | United States | $0.07 | 1 kg | 99% |
| AK Scientific, Inc. | United States | $0.09 | 1 kg | 99% |
| Manchester Organics | United Kingdom | $0.11 | 250 g | 98% |
| Chemscene | United States | $0.12 | 1 kg | — |
| Ambeed, Inc. | United States | $0.13 | 500 g | 99% |
| Sigma-Aldrich (Rush Stock) | Germany | $0.15 | 2.5 kg | 99% |
| Sigma-Aldrich | Germany | $0.15 | 2.5 kg | 99% |
| Combi-Blocks, Inc. | United States | $0.25 | 1 kg | 98% |
| MedChemExpress MCE | Sweden | $0.33 | 500 g | 99.98% |
| Angene International Limited | United States | $1.12 | 25 g | 99% |
| AstaTech, Inc | United States | $1.25 | 100 g | 95% |
| Apexbio Technology LLC | United States | $8.80 | 10 g | 99.3% |
| Interbioscreen | Hong Kong | $10.00 | 10 g | 95% |
| Labotest KG | Germany | $217.80 | 5000 mg | 90% |
| Otava, Ltd. | Ukraine | $2280.00 | 50 mg | 95% |
| Otava, Ltd. (2 weeks) | Ukraine | $2724.00 | 50 mg | 90% |
| Angene | China → Hong Kong | $4266.67 | 30 mg | 99% |
| Key Organics Ltd. | United Kingdom | $6900.00 | 10 mg | 90% |
| TimTec, LLC | United States | $9333.33 | 30 mg | 99% |
Chemical Identity
Data Sources
- EPA CompTox (DSSTox) · DTXSID2029616Retrieved 2026-04-06
- PubChem · compound 795Retrieved 2026-04-06
- EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
- EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
- US Census international tradeReporting year: 2024 · Retrieved 2026-10-04
Brief citations
Imidazole (CAS 288-32-4) https://chemicalindependence.com/chemical/288-32-4/ EPA CompTox (DSSTox): DTXSID2029616. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID2029616 PubChem: 795. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/795 EPA Chemical Data Reporting: 288-32-4. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 288-32-4. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 293329 for CAS 288-32-4. Reporting year: 2024. https://usatrade.census.gov/