Flag of the United StatesAmerican Chemical Independence

Nabumetone

Drug ingredient

CAS 42924-53-8

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

Molecular structure of 42924-53-8
US productionNot reported
Import value, 2024$85M
Top sourceChina 53%

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 291450 · basket

These shares come from HS customs code 291450, which covers 68 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
CN 53%ChinaIN 25%IndiaMX 9%MexicoDE 7%GermanyIT 4%Italy
28 FDA-registered drug labelers
A-S Medication Solutions
Actavis Pharma, Inc.
Advanced Rx of Tennessee, LLC
Advanced Rx Pharmacy of Tennessee, LLC
American Health Packaging
ANI Pharmaceuticals, Inc.
Asclemed USA, Inc.
Bryant Ranch Prepack
Carwin Pharmaceutical Associates, LLC
Chartwell RX, LLC
Cipla USA Inc.
direct rx
Divi's Laboratories Limited
Erregierre SpA
Exelan Pharmaceuticals Inc.
Hetero Drugs Limited
LGM PHARMA SOLUTIONS, LLC
Lupin Pharmaceuticals, Inc.
Northwind Health Company, LLC
PD-Rx Pharmaceuticals, Inc.
Preferred Pharmaceuticals Inc.
Proficient Rx LP
Quality Care Products, LLC
Redpharm Drug
REMEDYREPACK INC.
ScieGen Pharmaceuticals Inc
St. Mary's Medical Park Pharmacy
Westminster Pharmaceuticals, LLC

Why It Matters

Sectors
Health
Downstream Uses

Appears in 5 drug and cosmetic product listings (FDA).

  • •Nabumetone
  • •Nabumetone 1000 mg
  • •Nabumetone 750 mg
  • •Relafen DS
  • •Nabumetone 500 mg
FDA Shortage Status
No FDA shortage records

Vendor Pricing

$1.64/gAaron Chemicals LLC
CountryHong Kong
Pack$409.00 / 250 g
Purity98%
Vendors23 available

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

22 more vendors
VendorCountry$/gPackPurity
Angene ChemicalChina → Hong Kong$1.65250 g98%
Acrotein ChemBio, Inc.United States$8.25100 g—
BLD Pharmatech Ltd.China$9.8025 g98%
Combi-Blocks, Inc.United States$9.8025 g98%
A2B Chem LLCUnited States$10.0425 g98%
AA BLOCKSUnited States$11.1225 g98%
AstaTech, IncUnited States$13.005 g98%
BLD Pharmatech Co., LimitedUnited States$14.605 g98%
BLD Pharmatech GmbHGermany$14.605 g98%
Ambeed, Inc.United States$14.605 g98%
Cayman EuropeEstonia$15.9025 g98%
Apexbio Technology LLCUnited States$18.005 g99.82%
Sigma-Aldrich (Rush Stock)Germany$24.1810 g—
Sigma-AldrichGermany$24.1810 g—
MedChemExpress MCESweden$24.935 g99.94%
MolnovaChina$48.001 g99%
TargetMol ChemicalsChina → United States$49.001 g99.61%
AK Scientific, Inc.United States$68.001 g99%
MedKoo Biosciences, IncUnited States$75.0010 g98%
Angene International LimitedUnited States$140.001 g99%
AngeneChina → Hong Kong$4266.6730 mg98%
Key Organics Ltd.United Kingdom$6900.0010 mg97%

Chemical Identity

CAS42924-53-8
PubChem CID4409
DTXSIDDTXSID4045472
FormulaC15H16O2
Mol. Weight228.29 g/mol
SMILESCC(=O)CCC1=CC2=C(C=C1)C=C(C=C2)OC

Data Sources

← Back to Dashboard← Back to Health

Brief citations

Nabumetone (CAS 42924-53-8) https://chemicalindependence.com/chemical/42924-53-8/ PubChem: 4409. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/4409 FDA National Drug Code directory: CAS 42924-53-8. 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 291450 for CAS 42924-53-8. Reporting year: 2024. https://usatrade.census.gov/