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CAS 15421-15-5

CAS 15421-15-5 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 15421-15-5
CAS 15421-15-5PubChem CID 23687519

Potassium ascorbate

IUPAC name
potassium (2R)-2-[(1S)-1,2-dihydroxyethyl]-4-hydroxy-5-oxo-2H-furan-3-olate
Molecular formula
C6H7KO6
Molecular weight
214.21 g/mol
Exact mass
213.98796942 Da
Topological polar surface area
110.0 Ų
Hydrogen-bond donors
3
Hydrogen-bond acceptors
6
Covalent units
2
Defined stereocentres
2

Also known as

Potassium L-ascorbateMonopotassium ascorbateEINECS 239-432-1UNII-X5523762RIPOTASSIUM ASCORBATE [WHO-DD]E-303POTASSIUM (2R)-2-((1S)-1,2-DIHYDROXYETHYL)-4-HYDROXY-5-OXO-2H-FURAN-3-OLATERefChem:175413
9 more reported names
POTASSIUM ASCORBATE [INCI]239-432-1Potassium (R)-2-((S)-1,2-dihydroxyethyl)-4-hydroxy-5-oxo-2,5-dihydrofuran-3-olatepotassium;(2R)-2-[(1S)-1,2-dihydroxyethyl]-4-hydroxy-5-oxo-2H-furan-3-olatepotassium (2R)-2-[(1S)-1,2-dihydroxyethyl]-4-hydroxy-5-oxo-2,5-dihydrofuran-3-olate3-O-Potassio-L-ascorbic acidEBC-55032E303EN300-221654
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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 15421-15-5

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How CAS 15421-15-5 is used on this site

CAS 15421-15-5 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 15421-15-5 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.