Carbon tetrachloride

Drug ingredient

CAS 56-23-5

This drug ingredient has classified U.S. production volumes. EPA withholds the number 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$13M

Top sourceItaly 74%

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.

Where It Comes From

Customs basis: HS 290314 · exact

EPA reports by year

2023: US production Confidential · Imports Confidential
2019: US production Confidential · Imports Confidential

Source Countries

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

IT 74%ItalyIN 13%IndiaDE 13%Germany

EPA-registered manufacturers (4)

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

China National Chemical · CN China

Occidental Petroleum

Olin

Syngenta Crop Protection

Domestic parents -- activity not disclosed (2)

EPA records name a US company for this chemical but do not disclose whether the company made it here or imported it.

Chemours

Corteva Agriscience

3 FDA-registered drug labelers

Apex Energetics Inc.

Nutritional Specialties, Inc.

Professional Complementary Health Formulas

Why It Matters

Sectors

HealthAgricultureEnergyCore Chemicals

Downstream Uses

Appears in 4 drug and cosmetic product listings (FDA).

•Industriox
•Simple Chlorinated Combination 9315
•Industriox 6011
•N02 Petrochem

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

Used in 3 sectors as 3 functional roles.

•Intermediate in All Other Basic Organic Chemical Manufacturing (100%)Processing as a reactant
•Laboratory chemicals in All Other Basic Organic Chemical ManufacturingUse—non-incorporative activities
•Solvent in Pesticide, Fertilizer, and Other Agricultural Chemical Manufacturing (100%)Use—non-incorporative activities
•Intermediate in Petroleum RefineriesProcessing as a reactant

Chemical Identity

CAS56-23-5

PubChem CID5943

DTXSIDDTXSID8020250

FormulaCCl4

Mol. Weight153.8 g/mol

SMILESC(Cl)(Cl)(Cl)Cl

Data Sources

EPA CompTox (DSSTox) · DTXSID8020250Retrieved 2026-04-06
PubChem · compound 5943Retrieved 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

Carbon tetrachloride (CAS 56-23-5) https://chemicalindependence.com/chemical/56-23-5/ EPA CompTox (DSSTox): DTXSID8020250. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID8020250 PubChem: 5943. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/5943 EPA Chemical Data Reporting: 56-23-5. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting FDA National Drug Code directory: CAS 56-23-5. Retrieved 2026-04-07. https://open.fda.gov/data/ndc/ US Census international trade: HS 290314 for CAS 56-23-5. Reporting year: 2024. https://usatrade.census.gov/