Rhenium

CAS 7440-15-5

Used in 1 industrial sector tracked by the EPA.

Re186.2 g/mol

no molecular structure to draw

US production79.3K lb

Import value, 2024$9M

Import volume27.1K lb

Import dependency25%

Top sourceCanada 49%

Production is reported production, not a complete census of factories. Production reporting year: 2023.

Where It Comes From

Customs basis: HS 811241 · exact

EPA reports by year

2023: US production 79.3K lb · Imports 27.1K lb
2019: US production Confidential · Imports Confidential

Source Countries

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

CA 49%CanadaDE 29%GermanyPL 15%PolandCL 6%Chile

China

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.

Cannon Muskegon

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

Industrial Uses

•Alloys in Primary Metal Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS7440-15-5

PubChem CID23947

DTXSIDDTXSID9064685

FormulaRe

Mol. Weight186.207 g/mol

SMILES[Re]

Data Sources

EPA CompTox (DSSTox) · DTXSID9064685Retrieved 2026-04-06
PubChem · compound 23947Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
FDA National Drug Code directoryRetrieved 2026-04-07
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

Rhenium (CAS 7440-15-5) https://chemicalindependence.com/chemical/7440-15-5/ EPA CompTox (DSSTox): DTXSID9064685. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID9064685 PubChem: 23947. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/23947 EPA Chemical Data Reporting: 7440-15-5. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting FDA National Drug Code directory: CAS 7440-15-5. Retrieved 2026-04-07. https://open.fda.gov/data/ndc/ US Census international trade: HS 811241 for CAS 7440-15-5. Reporting year: 2024. https://usatrade.census.gov/