thallous chloride tl-201
Drug ingredientCAS 55172-29-7
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
Curium US LLC
Why It Matters
Sectors
Health
Downstream Uses
Appears in 1 drug and cosmetic product listings (FDA).
- •Thallous Chloride Tl 201
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
CAS55172-29-7
PubChem CID16019977
DTXSIDDTXSID301027509
FormulaClTl
Mol. Weight236.42 g/mol
SMILESCl[Tl]
Data Sources
- PubChem · compound 16019977Retrieved 2026-04-07
- FDA National Drug Code directoryRetrieved 2026-04-25
- FDA National Drug Code directoryRetrieved 2026-04-07
Brief citations
thallous chloride tl-201 (CAS 55172-29-7) https://chemicalindependence.com/chemical/55172-29-7/ PubChem: 16019977. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/16019977 FDA National Drug Code directory: CAS 55172-29-7. 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/