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CAS 1 record

CAS 6628-37-1

CAS 6628-37-1 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 6628-37-1
CAS 6628-37-1PubChem CID 23674885

Benzophenone-5

IUPAC name
sodium 5-benzoyl-4-hydroxy-2-methoxybenzenesulfonate
Molecular formula
C14H11NaO6S
Molecular weight
330.29 g/mol
Exact mass
330.01740352 Da
Topological polar surface area
112.0 Ų
Hydrogen-bond donors
1
Hydrogen-bond acceptors
6
Covalent units
2
Defined stereocentres
0

Also known as

Sulibenzone2-Hydroxy-4-methoxybenzophenone-5-sulfonic acid sodium saltCyasorb UV 284Uvistat 112853Z42ZYAS2-Hydroxy-4-methoxybenzophenone-5-sodium sulfonatesulisobenzone sodiumBENZOPHENONE 5
16 more reported names
ASL 24STBenzenesulfonic acid, 5-benzoyl-4-hydroxy-2-methoxy-, monosodium saltUVIN 1MS40UVISTAT 1121SODIUM 2-HYDROXY-4-METHOXYBENZOPHENONE-5-SULFONATESODIUM 2-HYDROXY-4-METHOXYBENZOPHENONE-5-SULPHONATESODIUM BENZOPHENONE-2-HYDROXY-4-METHOXY-5-SULFONATESODIUM 5-BENZOYL-4-HYDROXY-2-METHOXYBENZENESULPHONATESODIUM BENZOPHENONE-2-HYDROXY-4-METHOXY-5-SULPHONATEBENZENESULFONIC ACID, 5-BENZOYL-4-HYDROXY-2-METHOXY-, SODIUM SALT (1:1)Benzenesulfonic acid, 5-benzoyl-4-hydroxy-2-methoxy-, sodium saltRefChem:566260BENZOPHENONE-5 [INCI]613-918-7UNII-853Z42ZYASNSC 60584
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External database identifiers

Retrieved from NIH PubChem on 2026-09-02 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Records for CAS 6628-37-1

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No records found for this CAS number.

How CAS 6628-37-1 is used on this site

CAS 6628-37-1 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 6628-37-1 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.