Lomustine

Drug ingredient

CAS 13010-47-4

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

US productionNot reported

Import value, 2024$133M

Top sourceChina 47%

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 292990 · basket

These shares come from HS customs code 292990, which covers 38 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 47%ChinaDE 20%GermanyIN 14%IndiaGB 4%United KingdomKR 4%South Korea

Canada
Spain
Taiwan
Malaysia
Mexico
Ukraine
Netherlands
Russia
Latvia
Ireland
Australia
Sweden
Austria
Lithuania

4 FDA-registered drug labelers

Azurity Pharmaceuticals, Inc.

Carnegie Pharmaceuticals LLC

Dr.Reddys Laboratories Limited

NextSource Biotechnology, LLC

Why It Matters

Sectors

Health

Downstream Uses

Appears in 2 drug and cosmetic product listings (FDA).

•Gleostine
•Lomustine

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

$40.20/gAaron Chemicals LLC

CountryHong Kong

Pack$402.00 / 10 g

Purity99%

Vendors20 available

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

19 more vendors

Vendor	Country	$/g	Pack	Purity
Angene Chemical	China → Hong Kong	$46.10	10 g	99%
MedKoo Biosciences, Inc	United States	$82.50	20 g	98%
A2B Chem LLC	United States	$166.00	1 g	98%
Fulfilled by Molport	Latvia	$200.00	25 mg	95%
AA BLOCKS	United States	$215.00	1 g	98%
AK Scientific Specialized	United States	$223.00	1 g	95%
AstaTech, Inc	United States	$227.00	1 g	95%
Apexbio Technology LLC	United States	$304.00	500 mg	99.86%
AK Scientific, Inc.	United States	$312.00	1 g	98%
Molnova	China	$385.00	200 mg	99%
Ambeed, Inc.	United States	$420.00	50 mg	99%
TargetMol Chemicals	China → United States	$425.00	200 mg	99.86%
Cayman Europe	Estonia	$503.37	1 g	98%
Angene International Limited	United States	$514.00	1 g	98%
Sigma-Aldrich (Rush Stock)	Germany	$526.02	500 mg	—
Sigma-Aldrich	Germany	$526.02	500 mg	—
MedChemExpress MCE	Sweden	$563.86	500 mg	99.9%
Angene	China → Hong Kong	$4266.67	30 mg	99%
Key Organics Ltd.	United Kingdom	$6900.00	10 mg	95%

Chemical Identity

CAS13010-47-4

PubChem CID3950

DTXSIDDTXSID2023222

FormulaC9H16ClN3O2

Mol. Weight233.69 g/mol

SMILESC1CCC(CC1)NC(=O)N(CCCl)N=O

Data Sources

PubChem · compound 3950Retrieved 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

Lomustine (CAS 13010-47-4) https://chemicalindependence.com/chemical/13010-47-4/ PubChem: 3950. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/3950 FDA National Drug Code directory: CAS 13010-47-4. 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 292990 for CAS 13010-47-4. Reporting year: 2024. https://usatrade.census.gov/