Isomethyltetrahydrophthalic anhydride

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

Molecular structure of 11070-44-3
US ProductionCBI
Import Value$37M
Top SourceChina 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 291720 · basket

These shares come from HS customs code 291720, which covers 15 chemicals in total. They estimate the bucket's origin mix, not this chemical specifically.

Source Countries
CN 25%ChinaIT 21%ItalyJP 21%JapanDE 14%GermanyIN 9%India
EPA-registered importers (5)
Showa Denko Materials · JP Japan
Hexion Holdings
Huntsman
Marubeni America
Showa Denko Materials (America)

Why It Matters

Sectors
WaterPlastics & RubberCore Chemicals
Downstream UsesNo data available
FDA Shortage Status
No FDA shortage records

Industrial Uses

Used in 3 sectors as 3 functional roles.

  • •Surface active agents in Plastics Material and Resin Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
  • •Intermediate in Utilities (100%)Processing—incorporation into article
  • •Fillers in All Other Chemical Product and Preparation Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS11070-44-3
PubChem CIDNo data available
DTXSIDDTXSID0027729
FormulaNo data available
Mol. WeightNo data available
SMILESNo data available

Data Sources

DTXSID00277292026-04-06

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

Archive: data/sources/comptox/dsstox_identifiers.csv

11070-44-32026-04-24

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

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

CAS 11070-44-32026-04-25

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

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

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