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CAS 1115-63-5

CAS 1115-63-5 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 1115-63-5
CAS 1115-63-5PubChem CID 23672742

L-Aspartic acid, monopotassium salt

IUPAC name
potassium (2S)-2-amino-4-hydroxy-4-oxobutanoate
Molecular formula
C4H6KNO4
Molecular weight
171.19 g/mol
Exact mass
170.99338916 Da
Topological polar surface area
103.0 Ų
Hydrogen-bond donors
2
Hydrogen-bond acceptors
5
Covalent units
2
Defined stereocentres
1

Also known as

monopotassium aspartatePotassium aspartate anhydrousE9VW2509NHRefChem:867712214-226-4L-Aspartic acid potassium saltPotassium L-aspartatePotassium hydrogen aspartate
15 more reported names
L-Aspartic acid (potassium)EINECS 214-226-4potassium;(2S)-2-amino-4-hydroxy-4-oxobutanoateL-Aspartic acid, potassium salt (1:1)L-aspartic acid monopotassium saltPotassiuM L-Aspartate Hydrateaspartic acid monopotassium saltpotassium (2S)-2-amino-3-carboxypropanoateUNII-E9VW2509NHL-Aspartic acid potassium salt, >=98% (HPLC)HY-N0666AL-Asparaginic Acid Potassium SaltAS-60153CS-0021583L-Aspartic acid potassium salt, puriss. p.a., >=99.0% (anhydrous basis)
Open full PubChem recordPubChem annotations3D structure image

Evidence from additional scientific databases

NIH PubChem PUG-View
Exact identifier match23672742

Attributed physical-property, hazard, environmental and use annotations.

  • GHS Hazard Statements: Not Classified; Reported as not meeting GHS hazard criteria by 1 of 1 companies. For more detailed information, please visit ECHA C&L website. Source: European Chemicals Agency (ECHA)

Mapped by: Existing checksum-valid CAS to unique PubChem CID match. Retrieved: 2026-08-31. Open source record

Scientific classifications and hazard annotations provide context and do not replace the market-specific regulatory decision shown above.

Additional source coverage and match status
SourceResultChecked
NIH PubChem PUG-ViewExact match2026-08-31

A recorded no-match is useful evidence that the source was checked; it is not a claim that the substance does not exist elsewhere.

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 1115-63-5

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No records found for this CAS number.

How CAS 1115-63-5 is used on this site

CAS 1115-63-5 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 1115-63-5 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.