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CAS 68331-91-9

CAS 68331-91-9 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 68331-91-9
CAS 68331-91-9PubChem CID 23668646

Octadecanoic acid, 9-(sulfooxy)-, monosodium salt

IUPAC name
sodium 1-carboxyheptadecan-8-yl sulfate
Molecular formula
C18H35NaO6S
Molecular weight
402.5 g/mol
Exact mass
402.20520429 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

9(or 10)-(Sulfooxy)stearic acid sodium saltSodium 9-(sulfooxy)stearateOctadecanoic acid, 9-(sulfooxy)-, sodium salt (1:1)9(or 10)-(Sulfooxy)stearic acid monosodium saltEINECS 269-770-59(Or 10)-(sulphooxy)octadecanoic acid, sodium saltOctadecenoic acid, sulfate, monosodium saltOctadecanoic acid, 9(or 10)-(sulfooxy)-, sodium salt
5 more reported names
Octadecanoic acid, 9(or 10)-(sulfooxy)-, sodium salt (1:?)EINECS 273-422-8Sodium hydrogen 9(or 10)-(sulphonatooxy)octadecanoateOctadecanoic acid, 9(or 10)-(sulfooxy)-, monosodium saltOctadecanoic acid, 9(or 10)-(sulfooxy)-, sodium salt (1:1)
Open full PubChem recordPubChem annotations3D structure image

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 68331-91-9

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How CAS 68331-91-9 is used on this site

CAS 68331-91-9 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 68331-91-9 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.