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tolterodine

Drug ingredient

CAS 124937-51-5

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

Molecular structure of 124937-51-5
US productionNot reported
Import value, 2024$64M
Top sourceChina 52%

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 292229 · basket

These shares come from HS customs code 292229, which covers 84 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
CN 52%ChinaJP 25%JapanIN 18%IndiaIT 3%ItalyKR 1%South Korea
1 FDA-registered drug labeler
Viatris Pharmaceuticals LLC

Why It Matters

Sectors
Health
Downstream UsesNot recorded
FDA Shortage Status
No FDA shortage records

Chemical Identity

CAS124937-51-5
PubChem CID443879
DTXSIDDTXSID3023687
FormulaC22H31NO
Mol. Weight325.5 g/mol
SMILESCC1=CC(=C(C=C1)O)C(CCN(C(C)C)C(C)C)C2=CC=CC=C2

Data Sources

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Brief citations

tolterodine (CAS 124937-51-5) https://chemicalindependence.com/chemical/124937-51-5/ PubChem: 443879. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/443879 FDA National Drug Code directory: CAS 124937-51-5. 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 292229 for CAS 124937-51-5. Reporting year: 2024. https://usatrade.census.gov/