Iopromide

Drug ingredient

CAS 73334-07-3

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

US productionNot reported

Import value, 2024$872M

Top sourceSwitzerland 44%

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 292429 · basket

These shares come from HS customs code 292429, which covers 203 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).

CH 44%SwitzerlandCN 19%ChinaIN 12%IndiaJP 9%JapanIE 6%Ireland

Taiwan
United Kingdom
El Salvador
Colombia
Ukraine
Brazil
Guatemala
Belgium
Netherlands
Turkey
Sweden
Greece
Canada
Israel
New Zealand
Latvia
Lithuania
Finland
Slovakia
Australia
Hong Kong
Czech Republic
Armenia
Poland

1 FDA-registered drug labeler

Bayer HealthCare Pharmaceuticals Inc.

Why It Matters

Sectors

Health

Downstream Uses

Appears in 1 drug and cosmetic product listings (FDA).

•Ultravist

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

$2.47/gAaron Chemicals LLC

CountryHong Kong

Pack$247.00 / 100 g

Purity97%

Vendors17 available

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

16 more vendors

Vendor	Country	$/g	Pack	Purity
Angene Chemical	China → Hong Kong	$2.65	100 g	97%
A2B Chem LLC	United States	$3.00	25 g	97%
AA BLOCKS	United States	$3.32	25 g	97%
Ambeed, Inc.	United States	$3.82	100 g	97%
Combi-Blocks, Inc.	United States	$4.20	25 g	97%
AK Scientific Specialized	United States	$182.00	1 g	95%
AK Scientific, Inc.	United States	$227.00	1 g	98%
Angene International Limited	United States	$384.00	1 g	98%
MedChemExpress MCE	Sweden	$499.73	1 g	99.03%
TargetMol Chemicals	China → United States	$640.00	100 mg	99.99%
AstaTech (2 weeks)	United States	$1520.00	100 mg	97%
Sigma-Aldrich (Rush Stock)	Germany	$1550.50	400 mg	—
Sigma-Aldrich	Germany	$1550.50	400 mg	—
Angene	China → Hong Kong	$4266.67	30 mg	97%
Fulfilled by Molport	Latvia	$5000.00	1 mg	99.4%
Cayman Europe	Estonia	$19944.40	50 mg	98%

Chemical Identity

CAS73334-07-3

PubChem CID3736

DTXSIDDTXSID0023163

FormulaC18H24I3N3O8

Mol. Weight791.1 g/mol

SMILESCN(CC(CO)O)C(=O)C1=C(C(=C(C(=C1I)C(=O)NCC(CO)O)I)NC(=O)COC)I

Data Sources

PubChem · compound 3736Retrieved 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

Iopromide (CAS 73334-07-3) https://chemicalindependence.com/chemical/73334-07-3/ PubChem: 3736. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/3736 FDA National Drug Code directory: CAS 73334-07-3. 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 292429 for CAS 73334-07-3. Reporting year: 2024. https://usatrade.census.gov/