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CAS 5451-09-2

CAS 5451-09-2 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 5451-09-2
CAS 5451-09-2PubChem CID 123608

Aminolevulinic Acid Hydrochloride

5-aminolevulinic acid hydrochloride is a hydrochloride that is the monohydrochloride of 5-aminolevulinic acid. It is metabolised to protoporphyrin IX, a photoactive compound which accumulates in the skin. Used in combination with blue light illumination for the treatment of minimally to moderately thick actinic keratosis of the face or scalp. It has a role as an antineoplastic agent, a photosensitizing agent, a dermatologic drug and a prodrug. It contains a 5-ammoniolevulinic acid. — ChEBI

IUPAC name
5-amino-4-oxopentanoic acid;hydrochloride
Molecular formula
C5H10ClNO3
Molecular weight
167.59 g/mol
Exact mass
167.0349209 Da
Topological polar surface area
80.4 Ų
Hydrogen-bond donors
3
Hydrogen-bond acceptors
4
Covalent units
2
Defined stereocentres
0

Also known as

5-Aminolevulinic acid hydrochloride5-Amino-4-oxopentanoic acid hydrochlorideLevulanLevulan Kerastickdelta-Aminolevulinic acid hydrochlorideAminolevulinic Acid HClAmeluzAlaglio
16 more reported names
GleolanAlabelAlaCarePentanoic acid, 5-amino-4-oxo-, hydrochlorideV35KBM8JGRNSC-18509NPC-075-AMINO-4-OXOPENTANOIC ACID HCLCHEBI:132969RefChem:54160delta-AMINOLEVULINIC ACID HCl226-679-55-Aminolevulinic acid HClGliolan5-AMINO-15N-LEVULINIC ACID HCL5-Aminolevulinate hydrochloride
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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 5451-09-2

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How CAS 5451-09-2 is used on this site

CAS 5451-09-2 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 5451-09-2 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.