1,2,3,6-Tetrahydromethyl-3,6-methanophthalic anhydride

No U.S. production. America imports the entire domestic supply.

Molecular structure of 25134-21-8
US ProductionZero
Import Volume1.4M lbs
Import Dependency100%

Where It Comes From

EPA-registered importers (4)
Toyota Tsusho · JP Japan
First Continental International (Nj)
Marubeni America
Toyota Tsusho America

Why It Matters

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

Industrial Uses

Used in 2 sectors as 2 functional roles.

  • Hardener in Plastics Material and Resin Manufacturing (50%)Processing—incorporation into article
  • Fillers in All Other Chemical Product and Preparation Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product

Vendor Pricing

$18.00/gMedKoo Biosciences, Inc
CountryUnited States
Pack$450.00 / 25 g
Purity98%
Vendors1 available

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

Chemical Identity

CAS25134-21-8
PubChem CID32802
DTXSIDDTXSID6027844
FormulaC10H10O3
Mol. Weight178.18 g/mol
SMILESCC12CC(C=C1)C3C2C(=O)OC3=O

Data Sources

DTXSID60278442026-04-06

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

Archive: data/sources/comptox/dsstox_identifiers.csv

328022026-04-06

https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/32802/property/MolecularFormula,MolecularWeight,CanonicalSMILES,InChIKey/JSON

Archive: data/sources/pubchem_properties/32802.json

25134-21-82026-04-24

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

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

CAS 25134-21-82026-04-25

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

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