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CAS 134-04-3

CAS 134-04-3 matches 1 EU annex record across Annex II–VI of Regulation 1223/2009.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 134-04-3
CAS 134-04-3PubChem CID 67249

Pelargonidin Chloride

IUPAC name
2-(4-hydroxyphenyl)chromenylium-3,5,7-triol chloride
Molecular formula
C15H11ClO5
Molecular weight
306.70 g/mol
Exact mass
306.0295011 Da
Topological polar surface area
81.9 Ų
Hydrogen-bond donors
4
Hydrogen-bond acceptors
5
Covalent units
2
Defined stereocentres
0

Also known as

3,5,7-Trihydroxy-2-(4-hydroxyphenyl)-1-benzopyrylium chloridePelargonidol chloride3,4',5,7-Tetrahydroxyflavylium chlorideCHEBI:285102-(4-hydroxyphenyl)chromenylium-3,5,7-triol;chlorideRefChem:170703PELARGONIDIN (CHLORIDE)3,5,7-trihydroxy-2-(4-hydroxyphenyl)chromenylium chloride
16 more reported names
PelargonidinchlorideUNII-DFL6200791EINECS 205-127-73,5,7-Trihydroxy-2-(4-hydroxyphenyl)benzopyrylium chloride1-Benzopyrylium, 3,5,7-trihydroxy-2-(4-hydroxyphenyl)-, chlorideAC-344463,4',5,7-tetrahydroxy-2-phenylbenzopyrylium chloridePelargonidin(chloride)Pelargonidin Impurity 2PELARGONIDIN [MI]FT-06317773,5,7-trihydroxy-2-(4-hydroxyphenyl)chromenium chloride3,5,7-Trihydroxy-2-(4-hyTN1058CS-W012086HY-W011370
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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 134-04-3

1 total
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How CAS 134-04-3 is used on this site

CAS 134-04-3 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 134-04-3 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.