Polyquaternium-46

INCI: POLYQUATERNIUM-46

Polyquaternium-46 (CAS 174761-16-1) is a cosmetic cosmetic ingredient functioning as Antistatic, Film Forming, Hair Fixing, Hair Conditioning. EU Regulation 1223/2009 status: permitted.

CAS Number
174761-16-1
Function
Antistatic, Film Forming, Hair Fixing, Hair Conditioning
Safety Rating
MODERATE

Chemistry & Identifiers

Formula
C21H34N4O6S
MW
470.6 g/mol
PubChem CID
177288
IUPAC Name
1-ethenylazepan-2-one;1-ethenyl-3-methylimidazol-3-ium;1-ethenylpyrrolidin-2-one;methyl sulfate
InChIKey
BYEUGKXDVZGBLP-UHFFFAOYSA-M

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes Not reviewed by CIR. No specific FDA restrictions.

For full compliance data across multiple jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety, dermal absorption, and sensitization profile summaries for Polyquaternium-46 - available to Pro subscribers.

Calculate MoS for your specific formulation with the MoS Calculator.

Additional Ingredient Properties

3 property records from structured ingredient metadata.

hair_care
{"hair_function": "styling", "hair_type_suitability": "all", "curl_pattern_suitability": "curly/coily", "porosity_suitability": "all", "protein_sensitivity": "neutral", "moisture_protein_balance": "yes", "cg_method_approved": "not-a-silicone", "silicone_type": "not-a-sulfate", "sulfate_type": "no", "drying_alcohol": "no", "fatty_alcohol": "no", "heat_protectant": "yes", "color_safe": "neutral", "k…
hair_conditioning
{"cas_number": "174761-07-2", "ingredient_class": "cationic_conditioner", "chemical_type": "polyquaternium", "charge_density_meq_g": "1.5", "substantivity_to_hair": "excellent", "deposition_from_shampoo": "yes", "deposition_from_conditioner": "yes", "conditioning_mechanism": "electrostatic_film_forming", "hair_penetration": "surface_only", "molecular_weight_effect_on_penetration": "film_forming_po…
polymer
{"cas_number": "174761-16-1", "ingredient_class": "film_former/hair_fixative", "polymer_type": "synthetic_copolymer", "chemical_backbone": "acrylic", "molecular_weight_Da_range": "500000-3000000", "ionic_character": "cationic", "charge_density_meq_g": "2.5-4.5", "pH_viscosity_sensitivity": "moderate", "salt_tolerance": "moderate", "electrolyte_effect_on_viscosity": "moderate", "temperature_viscosi…

Function Categories & List Membership

Cosmetic/Chemical Function Categories
Anti-static agent Film former Hair fixative

Expert Verdict

Expert safety assessment and concern-level summary for Polyquaternium-46 - available to Pro subscribers.

Frequently Asked Questions

Is Polyquaternium-46 safe in cosmetics?

Permitted and widely used but lacks dedicated safety dossier; primary concern is residual unreacted monomers requiring read-across safety assessment. Not COSMOS-approved due to synthetic polymer classification. The EU classifies Polyquaternium-46 as "permitted". Safety rating: MODERATE.

Is Polyquaternium-46 allowed in the EU?

Polyquaternium-46 EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Polyquaternium-46 do in cosmetics?

Polyquaternium-46 functions as: Antistatic, Film Forming, Hair Fixing, Hair Conditioning. It is classified as a cosmetic ingredient in our database. CAS number: 174761-16-1.

What is the Margin of Safety for Polyquaternium-46?

not established The Margin of Safety (MoS) is calculated using SCCS methodology. A MoS above 100 is generally considered safe. Use the MoS Calculator tool to calculate MoS for your specific formulation and product category.

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