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CAS 97-67-6

CAS 97-67-6 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 97-67-6
CAS 97-67-6PubChem CID 222656

L-Malic Acid

(S)-malic acid is an optically active form of malic acid having (S)-configuration. It has a role as a geroprotector. It is a conjugate acid of a (S)-malate(2-). It is an enantiomer of a (R)-malic acid. — ChEBI

IUPAC name
(2S)-2-hydroxybutanedioic acid
Molecular formula
C4H6O5
Molecular weight
134.09 g/mol
Exact mass
134.02152329 Da
XLogP3
-1.3
Topological polar surface area
94.8 Ų
Hydrogen-bond donors
3
Hydrogen-bond acceptors
5
Covalent units
1
Defined stereocentres
1

Also known as

(-)-Malic acid(-)-Hydroxysuccinic acidS-(-)-Malic acidMalic acid, L-Malic acid L-(-)-formHydroxysuccinnic acid (-)Butanedioic acid, 2-hydroxy-, (2S)-Hydroxybutanedioic acid, (S)-
16 more reported names
J3TZF807X5NSC92322-Hydroxybutanedioic acid, (S)-NSC 9232EINECS 202-601-5L-MALIC ACID [FHFI]L-MALIC ACID [WHO-DD]MALIC ACID L-(-)-FORM [MI]MALIC ACID, L-(II)MALIC ACID, L-[II]RefChem:796817(-)-Hydroxybutanedioic Acidhydron;(2S)-2-hydroxybutanedioate202-601-5L-(-)-Malic acid(S)-2-hydroxysuccinic acid
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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 97-67-6

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How CAS 97-67-6 is used on this site

CAS 97-67-6 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 97-67-6 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.