Is Stearamidopropyl Dimethylamine safe in cosmetics?
Stearamidopropyl Dimethylamine has a safety rating of "GOOD" in our database. EU status: permitted. US status: permitted.
Stearamidopropyl Dimethylamine
Also known as: Octadecanamide, N-[3-(dimethylamino)propyl]-, N,N-Dimethyl-3-octadecanoylaminopropylamine, N,N-Dimethyl-N-(3-stearamidopropyl)amine, EINECS 231-609-1, UNII-K7VEI00UFR
INCI: STEARAMIDOPROPYL DIMETHYLAMINE
Stearamidopropyl Dimethylamine (CAS 7651-02-7) is a cosmetic cosmetic ingredient functioning as Antistatic, Emulsifying, Hair Conditioning, Surfactant. EU Regulation 1223/2009 status: permitted. Industrial safety data is also available in the chemical safety database. Same-CAS public records also appear in industrial chemical safety data.
View industrial chemical safety profile for CAS 7651-02-7 →
Auto-generated CPSR Part A draft with source citations
Cross-Vertical Regulatory Divergence
Stearamidopropyl Dimethylamine is classified GHS Danger (H314, H315, H318, H400, H410, H411, H302, H317) in the chemicals database but is allowed in EU cosmetics.
Source: Cosmetics: ingredients.eu_status; Chemicals: ghs_classifications.signal_word/hazard_statement_code
Function
Antistatic, Emulsifying, Hair Conditioning, Surfactant
Safety Rating
GOOD
Chemistry & Identifiers
IUPAC Name
N-[3-(dimethylamino)propyl]octadecanamide
InChIKey
WWVIUVHFPSALDO-UHFFFAOYSA-N
Regulatory Status
EU EU Status
permitted
US US Status
permitted
US Notes
CIR reviewed (2014) — safe when formulated to be non-sensitizing
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Stearamidopropyl Dimethylamine.
Calculate MoS for your specific formulation with the MoS Calculator.
Sensitization Profile
Contact sensitization data for Stearamidopropyl Dimethylamine based on clinical patch test studies and IFRA standards.
Sensitization Rate
low
Allergen Class
surfactant
EU Allergen Listed
no
Patch Test Positive Rate
0.3%
Cross-reactivity Group
amidoamine-group
Reaction Type
contact-dermatitis
Source: NACDG; IVDK; ESSCA
ECHA REACH Registration
European Chemicals Agency REACH dossier and Substances of Very High Concern listing.
Registration Type
Full
Tonnage Band
1,000 - 10,000 tonnes
Substance Type
SUBSTANCE
SVHC Candidate
No
Additional Ingredient Properties
5 property records from structured ingredient metadata.
allergen_detail
{"eu_allergen_listed": "no", "allergen_class": "surfactant", "cross_reactivity_group": "amidoamine-group", "patch_test_frequency_pct": "0.3", "sensitization_rate": "low", "common_reaction_type": "contact-dermatitis", "ifra_restricted": "no", "source": "NACDG; IVDK; ESSCA"}
emulsion_hlb
{"hlb_required_as_emulsifier": "yes", "emulsifier_type": "o_w", "critical_packing_parameter": "0.30-0.45", "emulsion_stabilization_mechanism": "electrostatic_steric", "co_emulsifier_pairs": "cetearyl_alcohol,lactic_acid", "optimal_oil_phase_pct": "10-28", "optimal_water_phase_pct": "72-90", "electrolyte_tolerance": "low", "pH_emulsion_stability_range": "3.0-6.5", "viscosity_building_contribution":…
hair_care
{"hair_function": "conditioning", "hair_type_suitability": "medium/coarse", "curl_pattern_suitability": "all", "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": "neutr…
hair_conditioning
{"cas_number": "7651-02-7", "ingredient_class": "cationic_conditioner", "chemical_type": "quaternary_ammonium", "charge_density_meq_g": "medium", "substantivity_to_hair": "good", "deposition_from_shampoo": "no", "deposition_from_conditioner": "yes", "conditioning_mechanism": "electrostatic", "hair_penetration": "cuticle", "molecular_weight_effect_on_penetration": "medium_chain", "wet_combing_force…
surfactant
{"cas_number": "33105-49-9", "surfactant_type": "amphoteric", "chemical_class": "betaine", "charge_at_use_ph": "zwitterionic", "cmc_critical_micelle_concentration_mm": "0.07218050837455381", "hlb_value": "13.0", "foam_volume_ml_ross_miles": "136", "foam_quality": "creamy", "foam_stability_5min_pct": "82", "cleansing_power_rating_1_to_10": "7.179952430470751", "oil_emulsification_capacity": "good",…
Function Categories & List Membership
Cosmetic/Chemical Function Categories
Anti-static agent
Emulsifier
Softener and conditioner
Surfactant (surface active agent)
Regulatory List Membership (1)
EU Regulated in Personal Care
Expert Verdict
Expert safety assessment and concern-level summary for Stearamidopropyl Dimethylamine.
Regulatory Flags
potential-allergen
Known Synonyms
Octadecanamide, N-[3-(dimethylamino)propyl]-
N,N-Dimethyl-3-octadecanoylaminopropylamine
N,N-Dimethyl-N-(3-stearamidopropyl)amine
EINECS 231-609-1
UNII-K7VEI00UFR
Chemical Function
Softener and conditioner
Surfactant (surface active agent)
Anti-static agent
Emulsifier
Regulatory Lists
Europe; Personal care
Europe; Personal care
Australian Status
AICIS status: listed
Frequently Asked Questions
Is Stearamidopropyl Dimethylamine allowed in the EU?
Stearamidopropyl Dimethylamine EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does Stearamidopropyl Dimethylamine do in cosmetics?
Stearamidopropyl Dimethylamine functions as: Antistatic, Emulsifying, Hair Conditioning, Surfactant. It is classified as a cosmetic ingredient in our database. CAS number: 7651-02-7.
Is Stearamidopropyl Dimethylamine used outside cosmetics?
Stearamidopropyl Dimethylamine also appears in industrial chemical safety data. The cross-vertical cards on this page render same-CAS public rows from the matched databases.
Does Stearamidopropyl Dimethylamine have different safety status in cosmetics vs industrial chemicals?
Stearamidopropyl Dimethylamine is classified GHS Danger (H314, H315, H318, H400, H410, H411, H302, H317) in the chemicals database but is allowed in EU cosmetics.
Compliance Tools
Check Stearamidopropyl Dimethylamine compliance across multiple jurisdictions:
Ingredient Decoder
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82 Allergen Checker
Check for EU declarable fragrance allergens
Substance Compliance
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MoS Calculator
Calculate Margin of Safety using SCCS methodology
Heavy Metal Limits
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stearamidopropyl-dimethylamine-safety
Good
Chemical family
Surfactant
STEARAMIDE MEA
Good
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