Is Beheneth-5 safe in cosmetics?
Beheneth-5 has a safety rating of "GOOD" in our database. EU status: permitted. US status: permitted.
Good
Cosmetic Ingredient
Beheneth-5
Also known as: Poly(oxy-1,2-ethanediyl), alpha-docosyl-omega-hydroxy-, Polyethylene glycol monodocosyl ether, Beheneth-3, Poly(oxy-1,2-ethanediyl), .alpha.-docosyl-.omega.-hydroxy-
INCI: BEHENETH-5
Beheneth-5 (CAS 26636-40-8) is a cosmetic cosmetic ingredient functioning as Emulsifier (O/W and W/O co-emulsifier), mild thickener, solubilizer, skin. EU Regulation 1223/2009 status: permitted. Industrial safety data is also available in the chemical safety database.
View industrial chemical safety profile for CAS 26636-40-8 →
Auto-generated CPSR Part A draft with source citations
Function
Emulsifier (O/W and W/O co-emulsifier), mild thickener, solubilizer, skin conditioning
Safety Rating
GOOD
Regulatory Status
EU EU Status
permitted
US US Status
permitted
US Notes
Permitted; CIR: safe as part of alkyl PEG ethers group (2012)
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Beheneth-5.
Calculate MoS for your specific formulation with the MoS Calculator.
Additional Ingredient Properties
2 property records from structured ingredient metadata.
emulsifier
{"cas_number": "9002-00-0", "ingredient_class": "O/W_emulsifier", "chemical_type": "ethoxylated_fatty_alcohol", "HLB_value": "4.0", "HLB_required_for_oil_phase": "2-6", "emulsion_type_primary": "O/W", "droplet_size_typical_um": "2-5", "surface_tension_reduction_mN_m": "21", "interfacial_tension_reduction": "26", "foam_formation": "moderate", "foam_stability": "low", "liquid_crystal_formation": "mo…
emulsion_hlb
{"hlb_value": "7.8", "hlb_required_as_emulsifier": "yes", "emulsifier_type": "o_w", "critical_packing_parameter": "0.30-0.42", "emulsion_stabilization_mechanism": "steric_stabilization", "co_emulsifier_pairs": "behenyl_alcohol", "optimal_oil_phase_pct": "10-28", "optimal_water_phase_pct": "72-90", "electrolyte_tolerance": "moderate", "pH_emulsion_stability_range": "4.0-9.5", "viscosity_building_co…
Function Categories & List Membership
Cosmetic/Chemical Function Categories
Cleaning agent
Emulsifier
Surfactant (surface active agent)
Expert Verdict
Expert safety assessment and concern-level summary for Beheneth-5.
Known Synonyms
Poly(oxy-1,2-ethanediyl), alpha-docosyl-omega-hydroxy-
Polyethylene glycol monodocosyl ether
Beheneth-3
Poly(oxy-1,2-ethanediyl), .alpha.-docosyl-.omega.-hydroxy-
Chemical Function
Surfactant (surface active agent)
Emulsifier
Regulatory Lists
Canada; Personal care; Substances in PCP - Canada (4/2014)
inert_ingredient; non_food_use; Pesticides
inert_ingredient; Pesticides
Frequently Asked Questions
Is Beheneth-5 allowed in the EU?
Beheneth-5 EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does Beheneth-5 do in cosmetics?
Beheneth-5 functions as: Emulsifier (O/W and W/O co-emulsifier), mild thickener, solubilizer, skin conditioning. It is classified as a cosmetic ingredient in our database. CAS number: 26636-40-8.
Compliance Tools
Check Beheneth-5 compliance across multiple jurisdictions:
Ingredient Decoder
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82 Allergen Checker
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Substance Compliance
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MoS Calculator
Calculate Margin of Safety using SCCS methodology
Heavy Metal Limits
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