3-{[3-(Aziridin-1-yl)propanoyl]oxy}-2-({[3-(aziridin-1-yl)propanoyl]oxy}methyl)-2-(hydroxymethyl)propyl 3-(aziridin-1-yl)propanoate
CAS 57116-45-7
1-Aziridinepropanoic acid, 1,1'-[2-[[3-(1-aziridinyl)-1-oxopropoxy]methyl]-2-(hydroxymethyl)-1,3-propanediyl] ester
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 293399 · basket
- 2023
- US production Zero · Imports Confidential
These shares come from HS customs code 293399, which covers 518 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.
- Taiwan
- Poland
- Canada
- Ivory Coast
- Greece
- Hungary
- Indonesia
- Latvia
- Belgium
- Slovakia
- Czech Republic
- Austria
- Netherlands
- Finland
- Denmark
- Croatia
- Australia
- South Africa
- Sweden
- Hong Kong
- Malta
- Singapore
- Lithuania
- Malaysia
- Oman
- Serbia
Why It Matters
Industrial Uses
- •Hardener in All Other Basic Inorganic Chemical ManufacturingNot Known or Reasonably Ascertainable
Vendor Pricing
Prices reflect listed pack sizes. Small research packs run far above bulk rates.
13 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 | $0.20 | 500 g | 99% |
| BLD Pharmatech Ltd. | China | $0.25 | 1 kg | 99% |
| Combi-Blocks, Inc. | United States | $0.25 | 1 kg | 98% |
| MedChemExpress MCE | Sweden | $0.27 | 1 kg | — |
| A2B Chem LLC | United States | $0.27 | 1 kg | 98% |
| AA BLOCKS | United States | $0.28 | 1 kg | — |
| Ambeed, Inc. | United States | $0.35 | 500 g | 99% |
| AK Scientific, Inc. | United States | $0.55 | 100 g | 98% |
| BLD Pharmatech GmbH | Germany | $0.62 | 100 g | 99% |
| Angene International Limited | United States | $1.20 | 100 g | 98% |
| BLD Pharmatech Co., Limited | United States | $2.50 | 10 g | 99% |
| AstaTech (2 weeks) | United States | $3.68 | 25 g | 95% |
| Angene | China → Hong Kong | $4266.67 | 30 mg | 99% |
Chemical Identity
Data Sources
- EPA TSCA InventoryRetrieved 2026-04-29
- 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
3-{[3-(Aziridin-1-yl)propanoyl]oxy}-2-({[3-(aziridin-1-yl)propanoyl]oxy}methyl)-2-(hydroxymethyl)propyl 3-(aziridin-1-yl)propanoate (CAS 57116-45-7) https://chemicalindependence.com/chemical/57116-45-7/ EPA TSCA Inventory: CAS 57116-45-7. Retrieved 2026-04-29. https://www.epa.gov/tsca-inventory EPA Chemical Data Reporting: 57116-45-7. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 57116-45-7. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 293399 for CAS 57116-45-7. Reporting year: 2024. https://usatrade.census.gov/