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CAS 93-23-2 may appear across multiple EU annex records. The CAS lookup page shows all Annex II–VI entries sharing this identifier, useful for identifying cross-annex regulatory status of the same chemical substance.

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InventoryRef 7707115/10/2010

LAURYL ISOQUINOLINIUM BROMIDE

2-Dodecylisoquinolinium bromide

LAURYL ISOQUINOLINIUM BROMIDE is listed in the EU CosIng inventory, but no direct annex records are linked on this page yet.

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Regulatory evidence by market

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Market	Evidence status	Records	Source language
European Union	Source mapped Inventory entry; no linked annex rule	0	English and EU languages
Great Britain	Source mapped Official source mapped; ingredient rule not imported	0	English
Canada	Source mapped Official source mapped; ingredient rule not imported	0	English and French
New Zealand	Source mapped Official source mapped; ingredient rule not imported	0	English
ASEAN	Source mapped Official source mapped; ingredient rule not imported	0	English and national languages
China	Source mapped Official source mapped; ingredient rule not imported	0	Chinese with selected English material
Japan	Source mapped Official source mapped; ingredient rule not imported	0	Japanese; official English translation available
South Korea	Evidence linked Restricted Open this evidence	1	Korean with some English names
United States	Source mapped Official source mapped; ingredient rule not imported	0	English
Australia	Source mapped Official source mapped; ingredient rule not imported	0	English
Brazil	Source mapped Official source mapped; ingredient rule not imported	0	Portuguese with INCI crosswalks
India	Source mapped Official source mapped; ingredient rule not imported	0	English and Hindi
Saudi Arabia	Source mapped Official source mapped; ingredient rule not imported	0	Arabic and English

Chemical identity and properties

PubChem 2D chemical structure for CAS 93-23-2

CAS 93-23-2PubChem CID 7132

Lauryl Isoquinolinium Bromide

IUPAC name: 2-dodecylisoquinolin-2-ium bromide

Molecular formula: C21H32BrN
Molecular weight: 378.4 g/mol
Exact mass: 377.17181 Da
Topological polar surface area: 3.9 Å²
Hydrogen-bond donors: 0
Hydrogen-bond acceptors: 1
Covalent units: 2
Defined stereocentres: 0

Also known as

2-Dodecylisoquinolinium bromideIsothanLaurylisoquinolinium bromideIntexsan LQ75Isothan Q-15Isothan Q-75Isothan Q-90Decelerine

16 more reported names

Caswell No. 520Dodecyl isoquinolinium bromideN-Laurylisoquinolinium bromiden-Dodecylisoquinolinium bromideISOQUINOLINIUM, 2-DODECYL-, BROMIDE2-Laurylisoquinolinium bromideLauryl isoquinolinium bromide [USAN]EINECS 202-230-9NSC 20909NSC-20909EPA Pesticide Chemical Code 069130UNII-09TM5K0O3409TM5K0O34dodecylisoquinolinium bromideIsoquinolinium, 2-dodecyl-, bromide (1:1)N-LAURYL ISOQUINOLINE BROMIDE

Open full PubChem record PubChem annotations 3D structure image

External database identifiers

ChEMBL:CHEMBL2107266
EPA DTXSID:DTXSID5042087

Retrieved from NIH PubChem on 2026-09-02 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Inventory details for LAURYL ISOQUINOLINIUM BROMIDE

INCI name

LAURYL ISOQUINOLINIUM BROMIDE

INN name

Lauryl isoquinolinium bromide [USAN]

Description

2-Dodecylisoquinolinium bromide

Record provenance

Inventory reference: 77071
Imported identity: LAURYL ISOQUINOLINIUM BROMIDE
Source update: 15/10/2010

European Commission CosIng source notes

Annex records for LAURYL ISOQUINOLINIUM BROMIDE

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Key data

CAS

93-23-2

202-230-9

Restriction

—

Function

ANTIMICROBIAL: Preventing and/or slowing down microbial growth.
ANTISTATIC: Preventing and/or reducing static electricity by neutralising electrical charge on surfaces.
DEODORANT: Reducing and/or eliminating unpleasant odour. Contributing against the formation of malodour on body surfaces.
SURFACTANT - CLEANSING: Wetting body surfaces, emulsifying or solubilizing oils, and suspending soil (generally, such ingredients contribute to the foaming and lathering properties of cleansing products).

Official EU ingredient-name evidence

The ingredient name exactly matches the official 2025 EU glossary of common ingredient names.

#15080 · LAURYL ISOQUINOLINIUM BROMIDE

Ingredients with overlapping formulation functions

HYDROLYZED SASA VEITCHII EXTRACTANTIMICROBIAL, DEODORANT

HYDROXYCITRYL PALMITATEANTI-SEBORRHEIC, ASTRINGENT, DEODORANT, SKIN CONDITIONING

HYPOCHLOROUS ACIDANTI-SEBUM, ANTIMICROBIAL, DEODORANT, OXIDISING

KETOGLUTARIC ACIDDEODORANT

LAURYLPYRIDINIUM CHLORIDEANTIMICROBIAL, ANTISTATIC, DEODORANT, SURFACTANT - CLEANSING

LAVANDULA ANGUSTIFOLIA FLOWER EXTRACTCLEANSING, DEODORANT, FRAGRANCE, REFRESHING, TONIC

LIMONENEDEODORANT, PERFUMING, SOLVENT

LINALOOLDEODORANT, PERFUMING

Additional official and scientific sources

11 external databases to check this identity in

Each link searches that source for this identity. What each source is, and its legal weight

ECHA CHEM / Information on chemicals PubChem PUG REST EU Safety Gate cosmetic product alerts ECHA CHEM US EPA CompTox Cosmetic Ingredient Review safety assessments FDA Global Substance Registration System ILO/WHO International Chemical Safety Cards Japan NITE-CHRIP NIOSH Pocket Guide to Chemical Hazards OECD eChemPortal

How LAURYL ISOQUINOLINIUM BROMIDE appears in the CosIng inventory

The CosIng inventory lists LAURYL ISOQUINOLINIUM BROMIDE as a cosmetic ingredient and this page links it to 0 annex records. The inventory entry captures names and identifiers, while the annex records show where the substance is prohibited, restricted or positively listed in EU cosmetics law.

LAURYL ISOQUINOLINIUM BROMIDE is also tagged with 4 cosmetic functions in the official data. Function labels describe intended use, but they do not replace regulatory review of linked annex records before formulation or labelling work.

Frequently asked questions

LAURYL ISOQUINOLINIUM BROMIDE is listed in the EU CosIng ingredient inventory with no direct annex restriction records linked at this time. Absence of an annex link does not guarantee unrestricted use — always verify against the current official CosIng database before formulating.

According to the EU CosIng inventory, LAURYL ISOQUINOLINIUM BROMIDE carries the following function designation(s):

CAS 93-23-2 may appear across multiple EU annex records. Viewing the CAS lookup page shows all Annex II–VI entries sharing this identifier, which is useful for identifying cross-annex regulatory status of the same chemical substance.

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Source note for LAURYL ISOQUINOLINIUM BROMIDE

This page reproduces the CosIng inventory entry for LAURYL ISOQUINOLINIUM BROMIDE from public European Commission cosmetic ingredient materials and shows linked identifiers even when no direct annex match is currently attached.

Use this inventory page to research LAURYL ISOQUINOLINIUM BROMIDE and compare linked records, but verify restrictions and legal status against the current official source text and law before making regulatory decisions.

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