Bis(dimethylaminothiocarbonyl) disulfide

CAS 137-26-8

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

US productionCBI

Confidential Business Information. The EPA withholds this volume because publishing it could reveal the reporting company's trade secrets.

Import value, 2024$8M

Top sourceChina 49%

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 293030 · narrow

EPA reports by year

2023: US production Confidential · Imports Confidential
2019: US production Confidential · Imports Confidential

These shares come from HS customs code 293030, which covers 3 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries

Country of origin for US imports, from Census customs data (2024).

CN 49%ChinaIN 19%IndiaIT 19%ItalyBE 9%BelgiumJP 4%Japan

Vietnam
Canada

Domestic parents -- activity not disclosed (1)

EPA records name a US company for this chemical but do not disclose whether the company made it here or imported it.

Eastman Chemical

EPA-registered importers (6)

Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.

Ravago S A · LU Luxembourg

Akrochem

Flow Polymers

Lanxess

Ravago Holdings America

Show all 6

Sovereign Chemical

Why It Matters

Sectors

Plastics & RubberCore Chemicals

Downstream UsesNot recorded

FDA Shortage Status

Whether any manufacturer currently reports this drug as in shortage on the FDA Drug Shortages database. "Active Shortage" means at least one presentation has status "current."

No FDA shortage records

Industrial Uses

•Polymerization promoter in Rubber Product ManufacturingProcessing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS137-26-8

PubChem CID5455

DTXSIDDTXSID5021332

FormulaC6H12N2S4

Mol. Weight240.4 g/mol

SMILESCN(C)C(=S)SSC(=S)N(C)C

Data Sources

EPA CompTox (DSSTox) · DTXSID5021332Retrieved 2026-04-06
PubChem · compound 5455Retrieved 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

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Brief citations

Bis(dimethylaminothiocarbonyl) disulfide (CAS 137-26-8) https://chemicalindependence.com/chemical/137-26-8/ EPA CompTox (DSSTox): DTXSID5021332. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID5021332 PubChem: 5455. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/5455 EPA Chemical Data Reporting: 137-26-8. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 137-26-8. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 293030 for CAS 137-26-8. Reporting year: 2024. https://usatrade.census.gov/