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2-Butenedioic acid (2Z)-, 1,1'-(dibutylstannylene) 4,4'-dibutyl ester

CAS 15546-16-4

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

Molecular structure of 15546-16-4
US productionZero
Import volumeCBI
Top sourceNo public record

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.

Where It Comes From

EPA reports by year
2023
US production Zero · Imports Confidential
Domestic parents -- activity not disclosed (1)
Polymer Additves

Why It Matters

Sectors
Plastics & Rubber
Downstream UsesNot recorded
FDA Shortage Status
No FDA shortage records

Industrial Uses

  • •Heat stabilizer in Plastics Product ManufacturingProcessing—incorporation into article

Chemical Identity

CAS15546-16-4
PubChem CIDNot recorded
DTXSIDDTXSID9051749
FormulaC24H40O8Sn
Mol. Weight575.286 g/mol
SMILESCCCCOC(=O)\C=C/C(=O)O[Sn](CCCC)(CCCC)OC(=O)\C=C/C(=O)OCCCC

Data Sources

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Brief citations

2-Butenedioic acid (2Z)-, 1,1'-(dibutylstannylene) 4,4'-dibutyl ester (CAS 15546-16-4) https://chemicalindependence.com/chemical/15546-16-4/ EPA TSCA Inventory: CAS 15546-16-4. Retrieved 2026-04-29. https://www.epa.gov/tsca-inventory EPA Chemical Data Reporting: 15546-16-4. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 15546-16-4. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting