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CAS 1643-20-5

CAS 1643-20-5 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 1643-20-5
CAS 1643-20-5PubChem CID 15433

Dodecyldimethylamine oxide

Dodecyldimethylamine N-oxide is a tertiary amine oxide resulting from the formal oxidation of the amino group of dodecyldimethylamine. It has a role as a detergent and a plant metabolite. It derives from a hydride of a dodecane. — ChEBI

IUPAC name
N,N-dimethyldodecan-1-amine oxide
Molecular formula
C14H31NO
Molecular weight
229.40 g/mol
Exact mass
229.240564612 Da
XLogP3
5.3
Topological polar surface area
18.1 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
1
Covalent units
1
Defined stereocentres
0

Also known as

Lauramine oxideLauryldimethylamine oxideLDAO1-Dodecanamine, N,N-dimethyl-, N-oxideLauryldimethylamine N-oxideAmmonyx AOAmmonyx LOEmpigen OB
16 more reported names
Dodecyldimethylamine N-oxideDimethyldodecylamine oxideAromox DMCDConco XALDimethylaurylamine oxideDimethyldodecylamine N-oxidedodecyl(dimethyl)amine oxideDDNOn-Dodecyldimethylamine oxideAromox dmmc-WAmonyx AON,N-Dimethyldodecylamine-N-oxideDimethyllaurylamine oxideRefanLaurylamine oxideLauryl dimethyl amine oxide
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External database identifiers

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 1643-20-5

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How CAS 1643-20-5 is used on this site

CAS 1643-20-5 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 1643-20-5 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.