Is Undecylenamide MEA safe in cosmetics?
Undecylenamide MEA has a safety rating of "GOOD" in our database. EU status: restricted. US status: permitted.
Good
Cosmetic Ingredient
Undecylenamide MEA
Also known as: N-(2-Hydroxyethyl)-10-undecenamide, Fungicid UMA, Mayfung, Metanid, Pur-cellin (+8 more)
INCI: UNDECYLENAMIDE MEA
Undecylenamide MEA (CAS 20545-92-0) is a cosmetic cosmetic ingredient functioning as Antimicrobial, antistatic, hair conditioning, surfactant (cleansing/foam. EU Regulation 1223/2009 status: restricted. 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 20545-92-0 →
Auto-generated CPSR Part A draft with source citations
Function
Antimicrobial, antistatic, hair conditioning, surfactant (cleansing/foam boosting), viscosity controlling
Safety Rating
GOOD
Chemistry & Identifiers
IUPAC Name
N-(2-hydroxyethyl)undec-10-enamide
InChIKey
ISTASGAHDLTQRU-UHFFFAOYSA-N
Regulatory Status
EU EU Status
restricted
US US Status
permitted
US Notes
Not restricted; listed via CIR review; permitted under FDA's general cosmetics framework
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Undecylenamide MEA.
Calculate MoS for your specific formulation with the MoS Calculator.
ECHA REACH Registration
European Chemicals Agency REACH dossier and Substances of Very High Concern listing.
Registration Type
Intermediate
Tonnage Band
Intermediate use only
Substance Type
SUBSTANCE
SVHC Candidate
No
Function Categories & List Membership
Cosmetic/Chemical Function Categories
Anti-static agent
Biocide
Foamant
Softener and conditioner
Surfactant (surface active agent)
Viscosity modifier
Expert Verdict
Expert safety assessment and concern-level summary for Undecylenamide MEA.
Known Synonyms
N-(2-Hydroxyethyl)-10-undecenamide
Fungicid UMA
Mayfung
Metanid
Pur-cellin
Rewocid U 185
Steinazid U 185
Undecylenic acid monoethanolamide
Undecylenic monoethanolamide
N-(2-hydroxyethyl)undec-10-enamide
EINECS 243-870-9
N-(2-Hydroxyethyl)undecylenamide
UNII-9870N09I68
Chemical Function
Surfactant (surface active agent)
Biocide
Anti-static agent
Viscosity modifier
Softener and conditioner
Foamant
Australian Status
AICIS status: listed
Frequently Asked Questions
Is Undecylenamide MEA allowed in the EU?
Undecylenamide MEA EU regulatory status: restricted. This is based on EU Regulation 1223/2009 and its amendments.
What does Undecylenamide MEA do in cosmetics?
Undecylenamide MEA functions as: Antimicrobial, antistatic, hair conditioning, surfactant (cleansing/foam boosting), viscosity controlling. It is classified as a cosmetic ingredient in our database. CAS number: 20545-92-0.
Is Undecylenamide MEA used outside cosmetics?
Undecylenamide MEA also appears in industrial chemical safety data. The cross-vertical cards on this page render same-CAS public rows from the matched databases.
Compliance Tools
Check Undecylenamide MEA 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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