CosIng Checker
CosIng Checker
EU cosmetic ingredients, restrictions and safety
Login
CAS 1 record

CAS 134-01-0

CAS 134-01-0 matches 1 EU annex record across Annex II–VI of Regulation 1223/2009.

Check this CAS numberBrowse annexes

Chemical identity and properties

PubChem 2D chemical structure for CAS 134-01-0
CAS 134-01-0PubChem CID 164544

Peonidin

IUPAC name
2-(4-hydroxy-3-methoxyphenyl)chromenylium-3,5,7-triol chloride
Molecular formula
C16H13ClO6
Molecular weight
336.72 g/mol
Exact mass
336.0400658 Da
Topological polar surface area
91.2 Ų
Hydrogen-bond donors
4
Hydrogen-bond acceptors
6
Covalent units
2
Defined stereocentres
0

Also known as

Peonidin chloride3,4',5,7-Tetrahydroxy-3'-methoxyflavylium chloride3,5,7-Trihydroxy-2-(4-hydroxy-3-methoxyphenyl)-1-benzopyrylium chlorideD0O766G47B2-(4-hydroxy-3-methoxyphenyl)chromenylium-3,5,7-triol;chlorideCHEBI:75033CHEBI:753143,5,7-trihydroxy-2-(4-hydroxy-3-methoxyphenyl)chromenium
16 more reported names
RefChem:1715322-(4-hydroxy-3-methoxy-phenyl)chromene-3,5,7-triol205-125-62-(4-hydroxy-3-methoxyphenyl)chromenylium-3,5,7-triolPeonidin (chloride)YGM-6 (chloride)3,5,7-trihydroxy-2-(4-hydroxy-3-methoxyphenyl)chromenylium chlorideUNII-D0O766G47BYGM-6 ChlorideEINECS 205-125-6PEONIDIN [MI]3,4',5,7-tetrahydroxy-3'-methoxy-2-phenylbenzopyrylium chloridePeonidin (chloride) (Standard)HY-N2459RHY-N24593,5,7-trihydroxy-2-(4-hydroxy-3-methoxyphenyl)chromenium chloride
Open full PubChem recordPubChem annotations3D structure image
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 134-01-0

1 total
No records found for this CAS number.

How CAS 134-01-0 is used on this site

CAS 134-01-0 is the Chemical Abstracts Service identifier used to pin this page to a specific substance. In the current dataset, 1 EU annex record shares 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 134-01-0 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.