Imidazolidinyl urea

Drug ingredient

CAS 39236-46-9

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

US productionNot reported

Import value, 2024$19M

Top sourceChina 55%

EPA lists this chemical for 2019 but publishes zero or no volume for both production and imports.

Why supply is unknown

Production is reported production, not a complete census of factories. Production reporting year: 2019. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 293321 · basket

EPA reports by year

2019: US production Not published · Imports Not published

These shares come from HS customs code 293321, which covers 22 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).

CN 55%ChinaTW 34%TaiwanIL 3%IsraelES 2%SpainIN 1%India

Ukraine
United Kingdom
Canada
South Korea
Germany
Latvia

Why It Matters

Sectors

Health

Downstream Uses

Appears in 3 drug and cosmetic product listings (FDA).

•Anubis Barcelona Regul Oil
•Anubismed
•Anubis Barcelona Total Hydrating

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

$0.12/gAaron Chemicals LLC

CountryHong Kong

Pack$58.00 / 500 g

Purity99%

Vendors23 available

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

22 more vendors

Vendor	Country	$/g	Pack	Purity
Angene Chemical	China → Hong Kong	$0.13	500 g	98%
A2B Chem LLC	United States	$0.14	1 kg	98%
AA BLOCKS	United States	$0.15	1 kg	98%
BLD Pharmatech GmbH	Germany	$0.17	1 kg	98%
BLD Pharmatech Ltd.	China	$0.17	1 kg	98%
BLD Pharmatech Co., Limited	United States	$0.19	1 kg	98%
Ambeed, Inc.	United States	$0.19	1 kg	98%
AK Scientific Specialized	United States	$0.19	1 kg	95%
AK Scientific, Inc.	United States	$0.23	1 kg	98%
Combi-Blocks, Inc.	United States	$0.25	1 kg	98%
Fluorochem UK	United Kingdom	$0.33	100 g	95%
Angene International Limited	United States	$0.39	500 g	95%
Sigma-Aldrich (Rush Stock)	Germany	$1.34	100 g	—
Sigma-Aldrich	Germany	$1.34	100 g	—
AstaTech (2 weeks)	United States	$1.40	100 g	95%
TargetMol Chemicals	China → United States	$30.00	1 g	99.89%
Molnova	China	$38.00	1 g	99%
MedChemExpress MCE	Sweden	$47.19	1 g	99.99%
Labotest KG	Germany	$217.80	5000 mg	90%
Angene	China → Hong Kong	$4266.67	30 mg	99%
Key Organics Ltd.	United Kingdom	$6900.00	10 mg	98%
TimTec, LLC	United States	$9333.33	30 mg	90%

Chemical Identity

CAS39236-46-9

PubChem CID38258

DTXSIDDTXSID2040151

FormulaC11H16N8O8

Mol. Weight388.29 g/mol

SMILESC(NC(=O)NC1C(=O)NC(=O)N1CO)NC(=O)NC2C(=O)NC(=O)N2CO

Data Sources

EPA CompTox (DSSTox) · DTXSID2040151Retrieved 2026-04-06
PubChem · compound 38258Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2019 · 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

Imidazolidinyl urea (CAS 39236-46-9) https://chemicalindependence.com/chemical/39236-46-9/ EPA CompTox (DSSTox): DTXSID2040151. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID2040151 PubChem: 38258. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/38258 EPA Chemical Data Reporting: 39236-46-9. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting FDA National Drug Code directory: bulk match. Retrieved 2026-04-07. https://open.fda.gov/data/ndc/ US Census international trade: HS 293321 for CAS 39236-46-9. Reporting year: 2024. https://usatrade.census.gov/