2-Butenoic acid, 4,4'-[(dibutylstannylene)bis(oxy)]bis[4-oxo-, diisooctyl ester, (2Z,2'Z)-

U.S. production volumes are classified as confidential business information.

US ProductionCBI

Import Value$537M

Import VolumeZero

Top SourceChina 39%

The EPA did not publish how much of this chemical companies made or imported, or marked that amount confidential. Without that volume, ACID cannot calculate import dependency.

Where It Comes From

Customs basis: HS 293190 · basket

These shares come from HS customs code 293190, which covers 164 chemicals in total. They estimate the bucket's origin mix, not this chemical specifically.

Source Countries

CN 39%ChinaDE 17%GermanyIT 9%ItalyIN 7%IndiaJP 7%Japan

EPA-registered manufacturers (1)

Valtris

Why It Matters

Sectors

Core Chemicals

Downstream UsesNo data available

FDA Shortage Status

No FDA shortage records

Industrial Uses

Used in 1 sector as 1 functional role.

•Plasticizer in All Other Basic Organic Chemical Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS25168-21-2

PubChem CID16684059

DTXSIDDTXSID9067063

FormulaC32H56O8Sn

Mol. Weight687.5 g/mol

SMILESCCCC[Sn](CCCC)(OC(=O)C=CC(=O)OCCCCCC(C)C)OC(=O)C=CC(=O)OCCCCCC(C)C

Data Sources

DTXSID90670632026-04-06

https://doi.org/10.23645/epacomptox.5588566

Archive: data/sources/comptox/dsstox_identifiers.csv

166840592026-04-06

https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/16684059/property/MolecularFormula,MolecularWeight,CanonicalSMILES,InChIKey/JSON

Archive: data/sources/pubchem_properties/16684059.json

25168-21-22026-04-24

https://www.epa.gov/chemical-data-reporting

Archive: data/sources/epa_cdr/2020_cdr.csv

CAS 25168-21-22026-04-25

https://www.epa.gov/chemical-data-reporting

Archive: data/sources/epa_cdr/2020_cdr_industrial.csv

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