This record confirms an official common ingredient name for EU cosmetic product labelling. It does not by itself confirm that the substance is permitted, unrestricted or safe.
The resolved identity has matching regulatory evidence in 0 of 13 indexed market datasets: 0 country records and 0 EU Annex records. Every result and evidence gap is listed below.
1-(Docosanamidoethyl)-2-heneicosyl-1-methyl-4,5-dihydroimidazolium methyl sulfate
Each compound below is connected through an exact CosIng ingredient-name match and an exact PubChem synonym match. It is not inferred from a partial or similar name.
Exact CosIng INCI name equals a PubChem synonym · Checked 2026-08-31
None of the 13 markets tracked here holds an imported rule under the name QUATERNIUM-91.
That is a statement about this inventory, not about the law: no imported rule is not evidence that a substance is permitted. A rule may exist under a different name, under a CAS or EC number this glossary entry does not carry, or in a dataset not yet imported.
Each link searches that source for this identity. A link is a research route, not a claim that the source holds an exact record. What each source is, and its legal weight
Imported from Commission Implementing Decision (EU) 2025/1175 (dataset version EU 2025/1175). The glossary supplies common ingredient names for the ingredient list required by Article 19(1)(g); it is not an approval or safety list.
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