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CAS 629-22-1

CAS 629-22-1 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 629-22-1
CAS 629-22-1PubChem CID 69417

2-Hydroxystearic acid

2-hydroxyoctadecanoic acid is a long-chain fatty acid that is stearic (octadecanoic) acid substituted at position 2 by a hydroxy group. It has a role as a human metabolite. It is a 2-hydroxy fatty acid and a hydroxyoctadecanoic acid. It is a conjugate acid of a 2-hydroxyoctadecanoate. — ChEBI

IUPAC name
2-hydroxyoctadecanoic acid
Molecular formula
C18H36O3
Molecular weight
300.5 g/mol
Exact mass
300.26644501 Da
XLogP3
7.5
Topological polar surface area
57.5 Ų
Hydrogen-bond donors
2
Hydrogen-bond acceptors
3
Covalent units
1
Defined stereocentres
0

Also known as

alpha-Hydroxystearic acidOctadecanoic acid, 2-hydroxy-99EP4WX42OCHEBI:19660NSC-907alpha-hydroxyoctadecanoic acidRefChem:909952688-468-8
16 more reported names
1330-70-7dl-2-hydroxystearic acidOctadecanoic acid, hydroxy-2-hydroxy-octadecanoic acidDL-alpha-Hydroxystearic acid.alpha.-Hydroxystearic acidUNII-99EP4WX42OD-2-Hydroxyoctadecanoic acidDL-2-hydroxy stearic acidDS-26812-HydroxystearateDL- alpha -Hydroxystearic acidDL-A-HYDROXYSTEARIC ACIDalpha-HFT-06335212-HODA
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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 629-22-1

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No records found for this CAS number.

How CAS 629-22-1 is used on this site

CAS 629-22-1 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 629-22-1 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.