Metyrosine

Drug ingredient

CAS 672-87-7

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

US productionNot reported

Import value, 2024$652M

Top sourceSingapore 77%

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 292250 · basket

These shares come from HS customs code 292250, which covers 76 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).

SG 77%SingaporeCN 12%ChinaIT 4%ItalyIN 2%IndiaGB 1%United Kingdom

Japan
Germany
Denmark
Taiwan
Spain
Bulgaria
Canada
Serbia
Switzerland
Sweden
South Korea
Netherlands
Hong Kong
Ukraine
Austria
Hungary
Belgium
Ireland
Israel
Finland
Mexico
Slovenia
Czech Republic
United Arab Emirates
Latvia

8 FDA-registered drug labelers

AKTINOS PHARMA PRIVATE LIMITED

Amneal Pharmaceuticals NY LLC

Azico Biophore India Private Limited

Bausch Health US, LLC

Cohance Lifesciences Limited

Dr. Reddy's Laboratories Inc.

Oceanside Pharmaceuticals

R.L.Fine Chem Private Limited

Why It Matters

Sectors

Health

Downstream Uses

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

•Demser
•Metyrosine

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

$7.48/gA2B Chem LLC

CountryUnited States

Pack$187.00 / 25 g

Purity95%

Vendors18 available

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

17 more vendors

Vendor	Country	$/g	Pack	Purity
AA BLOCKS	United States	$7.80	5 g	95%
Aaron Chemicals LLC	Hong Kong	$9.84	25 g	95%
Angene Chemical	China → Hong Kong	$9.92	25 g	95%
Chemscene	United States	$10.64	25 g	—
Combi-Blocks, Inc.	United States	$10.70	10 g	95%
Fluorochem EU	Germany	$13.55	5 g	95%
Synthonix	United States	$14.00	5 g	95%
AstaTech, Inc	United States	$20.40	5 g	97%
Angene International Limited	United States	$28.00	1 g	95%
Fluorochem UK	United Kingdom	$28.60	250 mg	95%
MedKoo Biosciences, Inc	United States	$90.00	5 g	98%
AK Scientific, Inc.	United States	$128.00	250 mg	95%
Labotest KG	Germany	$453.00	1000 mg	90%
Molnova	China	$1156.00	500 mg	99%
MedChemExpress MCE	Sweden	$1350.36	1 g	99.41%
Angene	China → Hong Kong	$4266.67	30 mg	95%
TimTec, LLC	United States	$9333.33	30 mg	98%

Chemical Identity

CAS672-87-7

PubChem CID441350

DTXSIDDTXSID6023315

FormulaC10H13NO3

Mol. Weight195.21 g/mol

SMILESCC(CC1=CC=C(C=C1)O)(C(=O)O)N

Data Sources

PubChem · compound 441350Retrieved 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

Metyrosine (CAS 672-87-7) https://chemicalindependence.com/chemical/672-87-7/ PubChem: 441350. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/441350 FDA National Drug Code directory: CAS 672-87-7. 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 292250 for CAS 672-87-7. Reporting year: 2024. https://usatrade.census.gov/