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Tetraethylthiuram disulfide

Drug ingredient

CAS 97-77-8

This drug ingredient has classified U.S. production volumes. EPA withholds the number as confidential business information.

Molecular structure of 97-77-8
US productionCBI
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
CN 49%ChinaIN 19%IndiaIT 19%ItalyBE 9%BelgiumJP 4%Japan
Domestic parents -- activity not disclosed (3)
Akrochem
Eastman Chemical
Harwick Standard Distribution
EPA-registered importers (5)
Ravago S A · LU Luxembourg
Denka Performance Elastomer
Ravago Holdings America
Sovereign Chemical
Tokyo Zairyo (Usa)

Why It Matters

Sectors
HealthPlastics & RubberCore Chemicals
Downstream Uses

Appears in 1 drug and cosmetic product listings (FDA).

  • •Disulfiram
FDA Shortage Status
No FDA shortage records

Industrial Uses

Used in 2 sectors as 3 functional roles.

  • •Polymerization promoter in Rubber Product ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
  • •Viscosity modifiers in Synthetic Rubber Manufacturing (100%)Processing as a reactant
  • •Catalyst in Synthetic Rubber Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product

Vendor Pricing

$0.04/gAaron Chemicals LLC
CountryHong Kong
Pack$18.00 / 500 g
Purity98%
Vendors27 available

Prices reflect listed pack sizes. Small research packs run far above bulk rates.

26 more vendors
VendorCountry$/gPackPurity
Angene ChemicalChina → Hong Kong$0.04500 g98%
A2B Chem LLCUnited States$0.09500 g97%
AA BLOCKSUnited States$0.10500 g97%
Ambeed, Inc.United States$0.111 kg97%
Sigma-Aldrich (Rush Stock)Germany$0.191 kg97%
Sigma-AldrichGermany$0.191 kg97%
Fulfilled by MolportLatvia$0.2025 g98%
AK Scientific SpecializedUnited States$0.30500 g95%
Combi-Blocks, Inc.United States$0.40100 g97%
AK Scientific, Inc.United States$0.42500 g98%
Cayman EuropeEstonia$0.42250 g95%
AstaTech, IncUnited States$0.43100 g97%
Angene International LimitedUnited States$0.53500 g95%
Fluorochem UKUnited Kingdom$7.151 g97%
MedKoo Biosciences, IncUnited States$9.0050 g98%
Apexbio Technology LLCUnited States$16.005 g98%
MedChemExpress MCESweden$19.845 g99.92%
CliniSciences GmbHSwitzerland$32.251 g98%
MolnovaChina$45.001 g99%
TargetMol ChemicalsChina → United States$48.001 g99.79%
Labotest KGGermany$217.805000 mg90%
Vitas M Chemical LimitedHong Kong$4020.0050 mg90%
Princeton BioMolecular Research (SC)United States$4200.0050 mg90%
AngeneChina → Hong Kong$4266.6730 mg98%
Key Organics Ltd.United Kingdom$6900.0010 mg97%
TimTec, LLC (back-ordered)United States$32000.0015 mg94%

Chemical Identity

CAS97-77-8
PubChem CID3117
DTXSIDDTXSID1021322
FormulaC10H20N2S4
Mol. Weight296.5 g/mol
SMILESCCN(CC)C(=S)SSC(=S)N(CC)CC

Data Sources

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Brief citations

Tetraethylthiuram disulfide (CAS 97-77-8) https://chemicalindependence.com/chemical/97-77-8/ EPA CompTox (DSSTox): DTXSID1021322. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID1021322 PubChem: 3117. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/3117 EPA Chemical Data Reporting: 97-77-8. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 97-77-8. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 293030 for CAS 97-77-8. Reporting year: 2024. https://usatrade.census.gov/