Iodoquinol

Drug ingredient

CAS 83-73-8

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

US productionNot reported

Import value, 2024$111M

Top sourceIndia 28%

This chemical is listed as active in US commerce, but no company reported it to EPA’s survey for 2019 or 2023. Sites may have made or imported less than the threshold amount, or none.

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 293349 · basket

These shares come from HS customs code 293349, which covers 94 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).

IN 28%IndiaCN 27%ChinaSE 12%SwedenKR 10%South KoreaGB 4%United Kingdom

Spain
Portugal
Germany
Netherlands
Israel
Australia
Taiwan
Lithuania
South Africa
Hong Kong

6 FDA-registered drug labelers

Eckson Labs LLC

Eskay Iodine Private Limited

KMM Pharmaceuticals, LLC

Professional Compounding Centers of America

Professional Compounding Centers of America dba PCCA

Spectrum Laboratory Products Inc

Why It Matters

Sectors

Health

Downstream Uses

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

•Hydrocortisone, Iodoquinol
•Vytone
•Hydrocortisone Acetate, Iodoquinol
•Iodoquinol, Hydrocortisone Acetate, ALOE Polysaccharides

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

$0.82/gSigma-Aldrich (Rush Stock)

CountryGermany

Pack$82.39 / 100 g

Purity95%

Vendors25 available

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

24 more vendors

Vendor	Country	$/g	Pack	Purity
Sigma-Aldrich	Germany	$0.82	100 g	95%
A2B Chem LLC	United States	$1.49	250 g	98%
AA BLOCKS	United States	$1.58	250 g	98%
Aaron Chemicals LLC	Hong Kong	$1.72	25 g	94%
Angene Chemical	China → Hong Kong	$3.20	5 g	94%
Combi-Blocks, Inc.	United States	$4.50	100 g	98%
AK Scientific, Inc.	United States	$10.80	5 g	95%
MedChemExpress MCE	Sweden	$17.42	5 g	99%
AstaTech (2 weeks)	United States	$20.00	10 g	95%
TargetMol Chemicals	China → United States	$30.00	1 g	98.01%
Molnova	China	$45.00	1 g	99%
MedKoo Biosciences, Inc	United States	$90.00	5 g	98%
Labotest KG	Germany	$453.00	1000 mg	90%
AK Scientific Specialized	United States	$1170.00	100 mg	95%
Specs	Netherlands	$1282.60	50 mg	90%
ChemBridge Corporation	Kazakhstan	$1860.00	100 mg	90%
Angene International Limited	United States	$2150.00	100 mg	95%
Princeton BioMolecular Research (SC)	United States	$2900.00	100 mg	90%
Life Chemicals Inc.	Ukraine → Canada	$3100.00	100 mg	90%
Vitas M Chemical Limited	Hong Kong	$3170.00	100 mg	90%
Angene	China → Hong Kong	$4266.67	30 mg	94%
Asinex	Netherlands	$6461.40	100 mg	90%
ChemDiv, Inc.	United States	$6700.00	40 mg	90%
TimTec, LLC (back-ordered)	United States	$32000.00	15 mg	94%

Chemical Identity

CAS83-73-8

PubChem CID3728

DTXSIDDTXSID6023155

FormulaC9H5I2NO

Mol. Weight396.95 g/mol

SMILESC1=CC2=C(C(=C(C=C2I)I)O)N=C1

Data Sources

PubChem · compound 3728Retrieved 2026-04-07
EPA TSCA InventoryRetrieved 2026-04-24
FDA National Drug Code directoryRetrieved 2026-04-07
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

Iodoquinol (CAS 83-73-8) https://chemicalindependence.com/chemical/83-73-8/ PubChem: 3728. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/3728 EPA TSCA Inventory: CAS 83-73-8. Retrieved 2026-04-24. https://www.epa.gov/tsca-inventory FDA National Drug Code directory: bulk match. Retrieved 2026-04-07. https://open.fda.gov/data/ndc/ US Census international trade: HS 293349 for CAS 83-73-8. Reporting year: 2024. https://usatrade.census.gov/