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CAS 27501-55-9

CAS 27501-55-9 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 27501-55-9

CAS 27501-55-9PubChem CID 119609

Butanedioic acid, 2-sulfo-, 1,4-dinonyl ester, ammonium salt (1:1)

IUPAC name: azane;1,4-di(nonoxy)-1,4-dioxobutane-2-sulfonic acid

Molecular formula: C22H45NO7S
Molecular weight: 467.7 g/mol
Exact mass: 467.29167395 Da
Topological polar surface area: 116.0 Å²
Hydrogen-bond donors: 2
Hydrogen-bond acceptors: 8
Covalent units: 2
Defined stereocentres: 0

Also known as

EINECS 248-501-5Sulfobutanedioic acid, 1,4-dinonyl ester, ammonium saltButanedioic acid, sulfo-, 1,4-dinonyl ester, ammonium saltRefChem:122050Ammonium 1,4-dinonyl sulphonatosuccinatePIKODYZXFHKWFW-UHFFFAOYSA-N1,4-Bis(nonyloxy)-1,4-dioxobutane-2-sulfonic acid--ammonia (1/1)

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External database identifiers

EPA DTXSID:DTXSID90950186

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 27501-55-9

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How CAS 27501-55-9 is used on this site

CAS 27501-55-9 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 27501-55-9 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.