Emedastine difumarate
Drug ingredientCAS 87233-62-3
This chemical is an active pharmaceutical ingredient used in FDA-regulated drugs.
US productionNot reported
Top sourceNo public record
This chemical is not on EPA’s Toxic Substances Control Act inventory, the list behind EPA’s production survey.
Why supply is unknownWhere It Comes From
EPA and Census publish no US supply data for this chemical.
1 FDA-registered drug labeler
Shiratori Pharmaceutical Co., Ltd.
Why It Matters
Sectors
Health
Downstream UsesNot recorded
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
CAS87233-62-3
PubChem CID5282485
DTXSIDDTXSID2046911
FormulaC25H34N4O9
Mol. Weight534.6 g/mol
SMILESCCOCCN1C2=CC=CC=C2N=C1N3CCCN(CC3)C.C(=CC(=O)O)C(=O)O.C(=CC(=O)O)C(=O)O
Data Sources
- PubChem · compound 5282485Retrieved 2026-04-07
- FDA National Drug Code directoryRetrieved 2026-04-25
- FDA National Drug Code directoryRetrieved 2026-04-07
Brief citations
Emedastine difumarate (CAS 87233-62-3) https://chemicalindependence.com/chemical/87233-62-3/ PubChem: 5282485. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/5282485 FDA National Drug Code directory: CAS 87233-62-3. 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/