resmetirom

Drug ingredient

CAS 920509-32-6

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

US productionNot reported

Import value, 2024$309M

Top sourceChina 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 293369 · basket

These shares come from HS customs code 293369, which covers 192 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 40%ChinaJP 19%JapanIN 15%IndiaES 11%SpainDE 5%Germany

Canada
Austria
United Kingdom
Netherlands
United Arab Emirates
Malaysia
Indonesia
Turkey
Belgium
Ukraine
Hungary
Latvia
Russia
Hong Kong

7 FDA-registered drug labelers

APICHEM Laboratories Private Limited

Catalent Micron Technologies, Inc.

Corden Pharma GmbH

Curia New York, Inc.

Evonik Corporation

Madrigal Pharmaceuticals, Inc.

Teva API India Limited

Why It Matters

Sectors

Health

Downstream Uses

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

•Rezdiffra

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

$8.50/gAaron Chemicals LLC

CountryHong Kong

Pack$850.00 / 100 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
Angene Chemical	China → Hong Kong	$8.56	100 g	98%
BLD Pharmatech Ltd.	China	$154.24	25 g	99%
A2B Chem LLC	United States	$161.20	5 g	99%
AA BLOCKS	United States	$179.20	5 g	99%
Combi-Blocks, Inc.	United States	$180.00	10 g	98%
BLD Pharmatech Co., Limited	United States	$226.80	5 g	99%
Ambeed, Inc.	United States	$226.80	5 g	99%
BLD Pharmatech GmbH	Germany	$325.00	1 g	99%
AstaTech, Inc	United States	$326.00	1 g	98%
Synthonix	United States	$410.00	1 g	97%
Angene International Limited	United States	$447.00	1 g	98%
Molnova	China	$2142.00	500 mg	99%
TargetMol Chemicals	China → United States	$2380.00	500 mg	99.99%
Angene	China → Hong Kong	$2500.00	30 mg	98%
Key Organics Ltd.	United Kingdom	$2610.00	100 mg	97%
MedKoo Biosciences, Inc	United States	$3225.00	2 g	98%
MedChemExpress MCE	Sweden	$3625.16	1 g	99.93%
Apexbio Technology LLC	United States	$10000.00	25 mg	99.89%
Axon Medchem	Netherlands	$12960.00	25 mg	99%
Cayman Europe	Estonia	$15470.00	25 mg	95%

Chemical Identity

CAS920509-32-6

PubChem CID15981237

DTXSIDDTXSID601352610

FormulaC17H12Cl2N6O4

Mol. Weight435.2 g/mol

SMILESCC(C)C1=CC(=NNC1=O)OC2=C(C=C(C=C2Cl)N3C(=O)NC(=O)C(=N3)C#N)Cl

Data Sources

PubChem · compound 15981237Retrieved 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

resmetirom (CAS 920509-32-6) https://chemicalindependence.com/chemical/920509-32-6/ PubChem: 15981237. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/15981237 FDA National Drug Code directory: CAS 920509-32-6. 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 293369 for CAS 920509-32-6. Reporting year: 2024. https://usatrade.census.gov/