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Tris(2-hydroxyethyl) isocyanurate

CAS 839-90-7

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

Molecular structure of 839-90-7
US productionCBI
Import value, 2024$309M
Top sourceChina 40%

At least one company claimed its 2023 production or import volume for this chemical as confidential, so EPA withholds it.

Why supply is unknown

Production is reported production, not a complete census of factories. US production volume is confidential. Production reporting year: 2023. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 293369 · basket

EPA reports by year
2023
US production Confidential · Imports Confidential
2019
US production Confidential · Imports Confidential

These shares come from HS customs code 293369, which covers 192 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
CN 40%ChinaJP 19%JapanIN 15%IndiaES 11%SpainDE 5%Germany
Domestic parents -- activity not disclosed (3)
Allnex Usa
Clariant
Mitsubishi International Polymertrade
EPA-registered importers (6)
Aceto Us
Akdeniz Chemson Additives
Baerlocher Production
Elantas Pdg
Essex Furukawa Magnet Wire Usa
Show all 6
Mitsubishi Corporation (Americas)

Why It Matters

Sectors
Plastics & RubberPaints & CoatingsCore Chemicals
Downstream UsesNot recorded
FDA Shortage Status
No FDA shortage records

Industrial Uses

Used in 2 sectors as 2 functional roles.

  • •Monomers in Paint and Coating Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
  • •Surface modifier in All Other Chemical Product and Preparation Manufacturing (100%)Processing as a reactant

Vendor Pricing

$0.02/gAaron Chemicals LLC
CountryHong Kong
Pack$16.00 / 1 kg
Purity98%
Vendors21 available

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

20 more vendors
VendorCountry$/gPackPurity
Angene ChemicalChina → Hong Kong$0.02500 g98%
A2B Chem LLCUnited States$0.051 kg98%
AA BLOCKSUnited States$0.061 kg95%
Fluorochem EUGermany$0.07500 g95%
ChemsceneUnited States$0.071 kg—
BLD Pharmatech GmbHGermany$0.071 kg98%
BLD Pharmatech Ltd.China$0.071 kg98%
MedChemExpress MCESweden$0.091 kg—
AstaTech, IncUnited States$0.15500 g95%
AK Scientific SpecializedUnited States$0.18500 g95%
Angene International LimitedUnited States$0.221 kg95%
AK Scientific, Inc.United States$0.24500 g98%
Combi-Blocks, Inc.United States$0.251 kg98%
Ambeed, Inc.United States$0.27100 g98%
Sigma-Aldrich (Rush Stock)Germany$2.8850 g97%
Sigma-AldrichGermany$2.8850 g97%
Labotest KGGermany$453.001000 mg90%
AngeneChina → Hong Kong$4266.6730 mg98%
Vitas M Chemical LimitedHong Kong$14000.005 mg90%
Princeton BioMolecular Research (SC)United States$18000.005 mg90%

Chemical Identity

CAS839-90-7
PubChem CID13286
DTXSIDDTXSID4026266
FormulaC9H15N3O6
Mol. Weight261.23 g/mol
SMILESC(CO)N1C(=O)N(C(=O)N(C1=O)CCO)CCO

Data Sources

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Brief citations

Tris(2-hydroxyethyl) isocyanurate (CAS 839-90-7) https://chemicalindependence.com/chemical/839-90-7/ EPA CompTox (DSSTox): DTXSID4026266. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID4026266 PubChem: 13286. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/13286 EPA Chemical Data Reporting: 839-90-7. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 839-90-7. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 293369 for CAS 839-90-7. Reporting year: 2024. https://usatrade.census.gov/