1H-Pyrrole-2,5-dione, 1,1'-(2,2,4-trimethyl-1,6-hexanediyl)bis-

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

Molecular structure of 39979-46-9
US ProductionCBI
Import Value$43M
Top SourceJapan 25%

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 292519 · basket

These shares come from HS customs code 292519, which covers 13 chemicals in total. They estimate the bucket's origin mix, not this chemical specifically.

Source Countries
JP 25%JapanCN 21%ChinaGB 21%United KingdomAT 14%AustriaDE 7%Germany
EPA-registered importers (1)
Evonik

Why It Matters

Sectors
Plastics & Rubber
Downstream UsesNo data available
FDA Shortage Status
No FDA shortage records

Industrial Uses

Used in 1 sector as 1 functional role.

  • •Intermediate in Plastics Material and Resin Manufacturing (100%)Processing as a reactant

Chemical Identity

CAS39979-46-9
PubChem CID170261
DTXSIDDTXSID20885790
FormulaC17H22N2O4
Mol. Weight318.4 g/mol
SMILESCC(CCN1C(=O)C=CC1=O)CC(C)(C)CN2C(=O)C=CC2=O

Data Sources

DTXSID208857902026-04-06

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

Archive: data/sources/comptox/dsstox_identifiers.csv

1702612026-04-06

https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/170261/property/MolecularFormula,MolecularWeight,CanonicalSMILES,InChIKey/JSON

Archive: data/sources/pubchem_properties/170261.json

39979-46-92026-04-24

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

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

CAS 39979-46-92026-04-25

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

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

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