Is Cetyl Hydroxyethylcellulose safe in cosmetics?
Cetyl Hydroxyethylcellulose has a safety rating of "MODERATE" in our database. EU status: permitted. US status: permitted.
Moderate
Cosmetic Ingredient
Cetyl Hydroxyethylcellulose
Also known as: (1H,1H,2H,2H-Heptadecafluorodec-1-yl)(trimethoxy)silane
INCI: CETYL HYDROXYETHYLCELLULOSE
Cetyl Hydroxyethylcellulose (CAS 83048-65-1) is a cosmetic cosmetic ingredient functioning as Emulsion Stabilising; Surfactant – Emulsifying; Viscosity Controlling. EU Regulation 1223/2009 status: permitted. Industrial safety data is also available in the chemical safety database.
View industrial chemical safety profile for CAS 83048-65-1 →
Auto-generated CPSR Part A draft with source citations
Function
Emulsion Stabilising; Surfactant – Emulsifying; Viscosity Controlling
Safety Rating
MODERATE
Chemistry & Identifiers
IUPAC Name
3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10-heptadecafluorodecyl(trimethoxy)silane
InChIKey
HJIMAFKWSKZMBK-UHFFFAOYSA-N
Regulatory Status
EU EU Status
permitted
US US Status
permitted
US Notes
Not restricted; hydroxyethylcellulose derivatives are widely used and considered safe
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Cetyl Hydroxyethylcellulose.
Calculate MoS for your specific formulation with the MoS Calculator.
Additional Ingredient Properties
3 property records from structured ingredient metadata.
emulsion_hlb
{"hlb_required_as_emulsifier": "no", "emulsifier_type": "o_w", "emulsion_stabilization_mechanism": "steric_stabilization", "co_emulsifier_pairs": "cetyl_alcohol", "optimal_oil_phase_pct": "10-30", "optimal_water_phase_pct": "70-90", "electrolyte_tolerance": "high", "pH_emulsion_stability_range": "4.0-10.0", "viscosity_building_contribution": "very_high", "droplet_size_range_um": "0.5-18", "zeta_po…
polymer
{"cas_number": "54239-37-1", "ingredient_class": "thickener/emulsion_stabilizer", "polymer_type": "modified_natural", "chemical_backbone": "cellulose", "molecular_weight_Da_range": "320000-2600000", "ionic_character": "nonionic", "pH_viscosity_sensitivity": "moderate", "salt_tolerance": "moderate", "electrolyte_effect_on_viscosity": "moderate", "temperature_viscosity_sensitivity": "moderate", "fil…
rheology
{"cas_number": "54351-85-8", "rheology_modifier_type": "Natural-Derived Polymer - Hydrophobically Modified Cellulose", "thickening_mechanism": "Hydrophobic association + hydrogen bonding", "viscosity_increase_factor": "5000-20000x", "brookfield_viscosity_typical_cps": "8000-35000", "shear_thinning_behavior": "Yes", "thixotropic": "Moderate", "yield_stress_pa": "8-18", "flow_curve_type": "Pseudopla…
Function Categories & List Membership
Cosmetic/Chemical Function Categories
Filler
Expert Verdict
Expert safety assessment and concern-level summary for Cetyl Hydroxyethylcellulose.
Known Synonyms
(1H,1H,2H,2H-Heptadecafluorodec-1-yl)(trimethoxy)silane
Chemical Function
Filler
Frequently Asked Questions
Is Cetyl Hydroxyethylcellulose allowed in the EU?
Cetyl Hydroxyethylcellulose EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does Cetyl Hydroxyethylcellulose do in cosmetics?
Cetyl Hydroxyethylcellulose functions as: Emulsion Stabilising; Surfactant – Emulsifying; Viscosity Controlling. It is classified as a cosmetic ingredient in our database. CAS number: 83048-65-1.
Compliance Tools
Check Cetyl Hydroxyethylcellulose compliance across multiple jurisdictions:
Ingredient Decoder
Paste a full ingredient list for instant analysis
82 Allergen Checker
Check for EU declarable fragrance allergens
Substance Compliance
Check compliance across multiple jurisdictions
MoS Calculator
Calculate Margin of Safety using SCCS methodology
Heavy Metal Limits
Compare limits across jurisdictions
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