Sodium dichloroacetate

Drug ingredient

CAS 2156-56-1

This chemical is an active pharmaceutical ingredient used in FDA-regulated drugs.

Molecular structure of 2156-56-1 — 1 Na⁺

US productionNot reported

Import value, 2024$72M

Top sourceGermany 40%

This chemical is not on EPA’s Toxic Substances Control Act inventory, the list behind EPA’s production survey.

Why supply is unknown

Production is reported production, not a complete census of factories. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 291540 · basket

These shares come from HS customs code 291540, which covers 17 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).

DE 40%GermanyNL 39%NetherlandsCN 7%ChinaIN 6%IndiaPL 4%Poland

Belgium
Japan
Mexico
Hong Kong

1 FDA-registered drug labeler

Tokyo Chemical Industry Co., Ltd.

Why It Matters

Sectors

Health

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

Vendor Pricing

$0.70/gCombi-Blocks, Inc.

CountryUnited States

Pack$350.00 / 500 g

Purity98%

Vendors21 available

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

20 more vendors

Vendor	Country	$/g	Pack	Purity
BLD Pharmatech Co., Limited	United States	$0.79	500 g	97%
BLD Pharmatech Ltd.	China	$0.79	500 g	97%
Ambeed, Inc.	United States	$0.79	500 g	97%
A2B Chem LLC	United States	$0.85	500 g	97%
AA BLOCKS	United States	$0.89	500 g	97%
Aaron Chemicals LLC	Hong Kong	$1.04	500 g	98%
Angene Chemical	China → Hong Kong	$1.11	500 g	98%
BLD Pharmatech GmbH	Germany	$1.20	100 g	97%
AK Scientific, Inc.	United States	$1.68	25 g	99%
Sigma-Aldrich (Rush Stock)	Germany	$7.03	50 g	98%
Sigma-Aldrich	Germany	$7.03	50 g	98%
AstaTech (2 weeks)	United States	$8.80	5 g	95%
Angene International Limited	United States	$11.72	25 g	98%
TargetMol Chemicals	China → United States	$179.00	1 g	99.93%
Molnova	China	$260.00	200 mg	99%
MedChemExpress MCE	Sweden	$280.72	1 g	99.78%
TargetMol Chemicals EU	Austria	$530.00	100 mg	99.93%
ChemFaces	China	$1500.00	20 mg	98%
Angene	China → Hong Kong	$4266.67	30 mg	98%
Key Organics Ltd.	United Kingdom	$6900.00	10 mg	97%

Chemical Identity

CAS2156-56-1

PubChem CID517326

DTXSIDDTXSID8037207

FormulaC2HCl2NaO2

Mol. Weight150.92 g/mol

SMILESC(C(=O)[O-])(Cl)Cl.[Na+]

Data Sources

PubChem · compound 517326Retrieved 2026-04-07
FDA National Drug Code directoryRetrieved 2026-04-25
FDA National Drug Code directoryRetrieved 2026-04-07
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

Sodium dichloroacetate (CAS 2156-56-1) https://chemicalindependence.com/chemical/2156-56-1/ PubChem: 517326. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/517326 FDA National Drug Code directory: CAS 2156-56-1. Retrieved 2026-04-25. https://open.fda.gov/data/ndc/ FDA National Drug Code directory: bulk match. Retrieved 2026-04-07. https://open.fda.gov/data/ndc/ US Census international trade: HS 291540 for CAS 2156-56-1. Reporting year: 2024. https://usatrade.census.gov/