Propanoic acid, 3-[[bis(1-methylethoxy)phosphinothioyl]thio]-, ethyl ester

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

Molecular structure of 71735-74-5
US ProductionCBI
Import Value$760M
Top SourceChina 33%

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 293090 · basket

These shares come from HS customs code 293090, which covers 111 chemicals in total. They estimate the bucket's origin mix, not this chemical specifically.

Source Countries
CN 33%ChinaES 14%SpainCH 9%SwitzerlandIT 7%ItalyIN 7%India
EPA-registered manufacturers (1)
Km
EPA-registered importers (4)
Basf Se · DE Germany
Basf
Blaser Swisslube
ExxonMobil

Why It Matters

Sectors
EnergyCore Chemicals
Downstream UsesNo data available
FDA Shortage Status
No FDA shortage records

Industrial Uses

Used in 2 sectors as 3 functional roles.

  • Lubricating agent in Petroleum Lubricating Oil and Grease ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
  • Hydraulic fluids in All Other Chemical Product and Preparation ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
  • Lubricants and lubricant additives in Petroleum Lubricating Oil and Grease Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS71735-74-5
PubChem CID155666
DTXSIDDTXSID7072416
FormulaC11H23O4PS2
Mol. Weight314.4 g/mol
SMILESCCOC(=O)CCSP(=S)(OC(C)C)OC(C)C

Data Sources

DTXSID70724162026-04-06

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

Archive: data/sources/comptox/dsstox_identifiers.csv

1556662026-04-06

https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/155666/property/MolecularFormula,MolecularWeight,CanonicalSMILES,InChIKey/JSON

Archive: data/sources/pubchem_properties/155666.json

71735-74-52026-04-24

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

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

CAS 71735-74-52026-04-25

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

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