Dibutyldithioxodistannathiane

CAS 15666-29-2

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

Molecular structure of 15666-29-2
US productionCBI
Import value, 2024$537M
Top sourceChina 39%

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. US production volume is confidential. 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 293190 · basket

EPA reports by year
2023
US production Confidential · Imports Confidential
2019
US production Confidential · Imports Confidential

These shares come from HS customs code 293190, which covers 378 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
CN 39%ChinaDE 17%GermanyIT 9%ItalyIN 7%IndiaJP 7%Japan
EPA-registered manufacturers (1)
Galata Chemicals
Domestic parents -- activity not disclosed (1)
Polymer Additves

Why It Matters

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

Industrial Uses

Used in 2 sectors as 2 functional roles.

  • •Heat stabilizer in Plastics Product Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
  • •Plasticizer in Adhesive ManufacturingProcessing—incorporation into article

Chemical Identity

CAS15666-29-2
PubChem CID16684014
DTXSIDDTXSID1065920
FormulaC8H18S3Sn2
Mol. Weight447.9 g/mol
SMILESCCCC[Sn](=S)S[Sn](=S)CCCC

Data Sources

Brief citations

Dibutyldithioxodistannathiane (CAS 15666-29-2) https://chemicalindependence.com/chemical/15666-29-2/ EPA CompTox (DSSTox): DTXSID1065920. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID1065920 PubChem: 16684014. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/16684014 EPA Chemical Data Reporting: 15666-29-2. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 15666-29-2. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 293190 for CAS 15666-29-2. Reporting year: 2024. https://usatrade.census.gov/