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CAS 7681-11-0

CAS 7681-11-0 matches 0 EU annex records across Annex II–VI of Regulation 1223/2009.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 7681-11-0
CAS 7681-11-0PubChem CID 4875

Potassium Iodide

Potassium iodide is a metal iodide salt with a K(+) counterion. It is a scavenger of hydroxyl radicals. It has a role as a NMR chemical shift reference compound, a radical scavenger and an expectorant. It contains an iodide. — ChEBI

IUPAC name
potassium iodide
Molecular formula
IK
Molecular weight
166.0028 g/mol
Exact mass
165.86818 Da
Topological polar surface area
0.0 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
1
Covalent units
2
Defined stereocentres
0

Also known as

Thyro-BlockPimaKali iodideThyroshieldKnollideIosatKisolPotassium iodide (KI)
16 more reported names
Potassium monoiodideKalii iodidumAsmofug EPotassium diiodideDipotassium diiodideKaliumiodidThyrosafeJoptonePotideIodure de potassiumPotassium iodide (K2I2)Tripotassium triiodideKali iodatumPotassium iodide (K(I2))Potassium iodide (K3I3)NSC-77362
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External database identifiers

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Records for CAS 7681-11-0

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How CAS 7681-11-0 is used on this site

CAS 7681-11-0 is the Chemical Abstracts Service identifier used to pin this page to a specific substance. In the current dataset, 0 EU annex records share this identifier, which helps you cross-check whether the same substance appears under one regulatory context or several.

Use this page when a supplier specification, SDS or raw-material dossier gives you CAS 7681-11-0 and you need to see every linked Annex II–VI record in one place. The entry cards above are the quickest route to concentration limits, warnings, annex placement and product-type conditions.