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CAS 24565-13-7

CAS 24565-13-7 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 24565-13-7
CAS 24565-13-7PubChem CID 6538165

Fluorescent Brightener 208

IUPAC name
disodium;5-[[4-anilino-6-(ethylamino)-1,3,5-triazin-2-yl]amino]-2-[(E)-2-[4-[[4-anilino-6-(ethylamino)-1,3,5-triazin-2-yl]amino]-2-sulfonatophenyl]ethenyl]benzenesulfonate
Molecular formula
C36H34N12Na2O6S2
Molecular weight
840.8 g/mol
Exact mass
840.19610776 Da
Topological polar surface area
281.0 Ų
Hydrogen-bond donors
6
Hydrogen-bond acceptors
18
Covalent units
3
Defined stereocentres
0

Also known as

C.I. Fluorescent Brightener 208UNII-NM0B12HGJ3NM0B12HGJ3EINECS 246-320-6CI FLUORESCENT BRIGHTENER 208Disodium 4,4'-bis((4-anilino-6-ethylamino-1,3,5-triazin-2-yl)amino)stilbene-2,2'-disulfonateBenzenesulfonic acid, 2,2'-(1,2-ethenediyl)bis(5-((4-(ethylamino)-6-(phenylamino)-1,3,5-triazin-2-yl)amino)-, disodium salt2,2'-Stilbenedisulfonic acid, 4,4'-bis((4-anilino-6-ethylamino-s-triazin-2-yl)amino)-, 2Na
8 more reported names
2,2'-(1,2-Ethenediyl)bis(5-(4-(ethylamino)-6-(phenylamino)-1,3,5-triazin-2-yl)amino)benzenesulfonic acid, disodium saltDisodium bisethylphenyltriaminotriazine stilbenedisulfonate2,2'-STILBENEDISULFONIC ACID, 4,4'-BIS((4-ANILINO-6-ETHYLAMINO-S-TRIAZIN-2-YL)AMINO)-, DISODIUM SALTDISODIUM 4,4'-BIS((4-ANILINO-6-ETHYLAMINO-S-TRIAZIN-2-YL)AMINO)-2,2'-STILBENEDISULFONATERefChem:140901246-320-6Benzenesulfonic acid, 2,2'-(1,2-ethenediyl)bis(5-((4-(ethylamino)-6-(phenylamino)-1,3,5-triazin-2-yl)amino)-, sodium salt (1:2)Disodium 4,4'-bis((6-anilino-4-(ethylamino)-1,3,5-triazin-2-yl)amino)stilbene-2,2'-disulphonate
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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.

Records for CAS 24565-13-7

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How CAS 24565-13-7 is used on this site

CAS 24565-13-7 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 24565-13-7 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.