Dicerium trioxide

CAS 1345-13-7

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

US productionCBI

Confidential Business Information. The EPA withholds this volume because publishing it could reveal the reporting company's trade secrets.

Import value, 2024$19M

Import volumeZero

Top sourceJapan 73%

At least one company claimed its 2019 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: 2019. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 284610 · basket

EPA reports by year

2019: US production Confidential · Imports Zero

These shares come from HS customs code 284610, which covers 9 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries

Country of origin for US imports, from Census customs data (2024).

JP 73%JapanCN 17%ChinaAT 5%AustriaMY 2%MalaysiaEE 2%Estonia

Canada
Germany
India
South Korea
Armenia
Russia
United Kingdom
Norway
Finland
Turkey

EPA-registered manufacturers (1)

Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.

Mp Mine Operations

Why It Matters

Sectors

Metals & Mining

Downstream UsesNot recorded

FDA Shortage Status

Whether any manufacturer currently reports this drug as in shortage on the FDA Drug Shortages database. "Active Shortage" means at least one presentation has status "current."

No FDA shortage records

Chemical Identity

CAS1345-13-7

PubChem CID11099499

DTXSIDDTXSID10904282

FormulaCe2O3

Mol. Weight328.23 g/mol

SMILESO=[Ce]O[Ce]=O

Data Sources

EPA CompTox (DSSTox) · DTXSID10904282Retrieved 2026-04-06
PubChem · compound 11099499Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2019 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2019 · Retrieved 2026-10-04
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

Dicerium trioxide (CAS 1345-13-7) https://chemicalindependence.com/chemical/1345-13-7/ EPA CompTox (DSSTox): DTXSID10904282. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID10904282 PubChem: 11099499. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/11099499 EPA Chemical Data Reporting: 1345-13-7. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 1345-13-7. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 284610 for CAS 1345-13-7. Reporting year: 2024. https://usatrade.census.gov/