Tetraarsenic tetrasulfide
Drug ingredientCAS 12279-90-2
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
Boiron
Why It Matters
Sectors
Health
Downstream Uses
Appears in 2 drug and cosmetic product listings (FDA).
- •Arsenicum sulphuratum rubrun
- •Arsenicum sulphuratum rubrum
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
CAS12279-90-2
PubChem CID139298
DTXSIDDTXSID50153717
FormulaAs4S4
Mol. Weight428 g/mol
SMILESS1[As]2S[As]3[As]1S[As]2S3
Data Sources
- PubChem · compound 139298Retrieved 2026-04-07
- FDA National Drug Code directoryRetrieved 2026-04-25
- FDA National Drug Code directoryRetrieved 2026-04-07
Brief citations
Tetraarsenic tetrasulfide (CAS 12279-90-2) https://chemicalindependence.com/chemical/12279-90-2/ PubChem: 139298. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/139298 FDA National Drug Code directory: CAS 12279-90-2. 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/