1,3:2,4-Bis(3,4-dimethylbenzylidene)-D-sorbitol

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

Molecular structure of 135861-56-2
US ProductionCBI
Import Value$3.5B
Top SourceIreland 57%

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 293299 · basket

These shares come from HS customs code 293299, which covers 27 chemicals in total. They estimate the bucket's origin mix, not this chemical specifically.

Source Countries
IE 57%IrelandNL 24%NetherlandsCH 8%SwitzerlandCN 5%ChinaIT 2%Italy
EPA-registered manufacturers (1)
Milliken &

Why It Matters

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

Industrial Uses

Used in 2 sectors as 2 functional roles.

  • UV stabilizer in Plastics Material and Resin Manufacturing (90%)Processing—incorporation into formulation, mixture, or reaction product
  • Antioxidant in Plastics Material and Resin Manufacturing (90%)Processing—incorporation into formulation, mixture, or reaction product
  • UV stabilizer in Synthetic Rubber Manufacturing (10%)Processing—incorporation into formulation, mixture, or reaction product
  • Antioxidant in Synthetic Rubber Manufacturing (10%)Processing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS135861-56-2
PubChem CID18666587
DTXSIDDTXSID4051297
FormulaC24H30O6
Mol. Weight414.5 g/mol
SMILESCC1=C(C=C(C=C1)C2OCC3C(O2)C(OC(O3)C4=CC(=C(C=C4)C)C)C(CO)O)C

Data Sources

DTXSID40512972026-04-06

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

Archive: data/sources/comptox/dsstox_identifiers.csv

186665872026-04-06

https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/18666587/property/MolecularFormula,MolecularWeight,CanonicalSMILES,InChIKey/JSON

Archive: data/sources/pubchem_properties/18666587.json

135861-56-22026-04-24

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

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

CAS 135861-56-22026-04-25

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

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