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CAS 1899049-18-3

CAS 1899049-18-3 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 1899049-18-3

CAS 1899049-18-3PubChem CID 154731582

N-Prolyl palmitoyl tripeptide-56 acetate

IUPAC name: acetic acid;2-[[(2S)-2-[[(2S)-2-(hexadecanoylamino)-6-[[(2S)-pyrrolidine-2-carbonyl]amino]hexanoyl]amino]-3-(1H-imidazol-5-yl)propanoyl]amino]acetic acid

Molecular formula: C37H65N7O8
Molecular weight: 736.0 g/mol
Exact mass: 735.48946206 Da
Topological polar surface area: 232.0 Å²
Hydrogen-bond donors: 8
Hydrogen-bond acceptors: 10
Covalent units: 2
Defined stereocentres: 3

Also known as

Pal tripeptide proline5YX5BR41EQGlycine, N2-(1-oxohexadecyl)-N6-L-prolyl-L-lysyl-L-histidyl-, acetate (1:1)Glycine, N2-(1-oxohexadecyl)-N6-L-prolyl-L-lysyl-L-histidyl-, acetateRefChem:1092075UNII-5YX5BR41EQN-Prolyl palmitoyl tripeptide-56 acetate [INCI]EX-A10099

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Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

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How CAS 1899049-18-3 is used on this site

CAS 1899049-18-3 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 1899049-18-3 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.