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CAS 31691-97-1

CAS 31691-97-1 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 31691-97-1

CAS 31691-97-1PubChem CID 169348

Ammonium 2-(4-nonylphenoxy)ethyl sulfate

IUPAC name: azanium 2-(4-nonylphenoxy)ethyl sulfate

Molecular formula: C17H31NO5S
Molecular weight: 361.5 g/mol
Exact mass: 361.19229426 Da
Topological polar surface area: 85.0 Å²
Hydrogen-bond donors: 1
Hydrogen-bond acceptors: 5
Covalent units: 2
Defined stereocentres: 0

Also known as

azanium;2-(4-nonylphenoxy)ethyl sulfateAmmonium nonoxynol-4 sulfate

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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.

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How CAS 31691-97-1 is used on this site

CAS 31691-97-1 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 31691-97-1 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.