Flurandrenolide

Drug ingredient

CAS 1524-88-5

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

US productionNot reported

Import value, 2024$1.1B

Top sourceSingapore 82%

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 293722 · basket

These shares come from HS customs code 293722, which covers 36 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 82%SingaporeGB 15%United KingdomIT 2%Italy

India
Portugal
China
Mexico
Spain
Malaysia
Canada
Israel
Jordan
Belgium

6 FDA-registered drug labelers

Almirall, LLC

Bryant Ranch Prepack

Farmabios S.p.A.

INA Pharmaceutics, Inc

Padagis Israel Pharmaceuticals Ltd

Solventum US LLC

Why It Matters

Sectors

Health

Downstream Uses

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

•Flurandrenolide
•Cordran

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

Chemical Identity

CAS1524-88-5

PubChem CID15209

DTXSIDDTXSID2047434

FormulaC24H33FO6

Mol. Weight436.5 g/mol

SMILESCC1(OC2CC3C4CC(C5=CC(=O)CCC5(C4C(CC3(C2(O1)C(=O)CO)C)O)C)F)C

Data Sources

PubChem · compound 15209Retrieved 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

Flurandrenolide (CAS 1524-88-5) https://chemicalindependence.com/chemical/1524-88-5/ PubChem: 15209. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/15209 FDA National Drug Code directory: CAS 1524-88-5. 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 293722 for CAS 1524-88-5. Reporting year: 2024. https://usatrade.census.gov/