Is NYLON-11 safe in cosmetics?
NYLON-11 has a safety rating of "GOOD" in our database. EU status: permitted. US status: permitted.
Good
Cosmetic Ingredient
NYLON-11
Also known as: Poly[imino(1-oxo-1,11-undecanediyl)], Poly(iminocarbonyldecamethylene), Poly(11-aminoundecanoic acid), 11-Aminoundecanoic acid homopolymer, SRU, Poly-ω-undecanamide (+14 more)
NYLON-11 (CAS 25035-04-5) is a cosmetic cosmetic ingredient functioning as Bulking, Viscosity Controlling. 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 25035-04-5 →
Auto-generated CPSR Part A draft with source citations
Function
Bulking, Viscosity Controlling
Safety Rating
GOOD
Chemistry & Identifiers
IUPAC Name
11-aminoundecanoic acid
InChIKey
GUOSQNAUYHMCRU-UHFFFAOYSA-N
Regulatory Status
EU EU Status
permitted
US US Status
permitted
US Notes
CIR: S - IJT 33(Suppl 4):47-60, 2014
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
PubChem Annotations
Safety and regulatory annotations from PubChem (NCBI) aggregated sources.
Safety (3)
Carcinogen Classification
11-Aminoundecanoic acid | Group 3: Not classifiable as to its carcinogenicity to humans | Volume 39: (1986) Some Chemicals Used in Plastics and Elastomers | Volume Sup 7: Overall Evaluations of Carcinogenicity: An Updating of IARC Monographs Volumes 1 to 42, 1987; 440 pages; ISBN 92-832-1411-0 (out of print)
Source: International Agency for Research on Cancer (IARC)
Carcinogen Classification
11-Aminoundecanoic acid | TR-216: Carcinogenesis Bioassay of 11-Aminoundecanoic Acid (CASRN 2432-99-7) in F344 Rats and B6C3F1 Mice (1982 ) | 02/18/81 | Clear Evidence | No Evidence | Equivocal Evidence | No Evidence | Under the conditions of this bioassay, 11-aminoundecanoic acid was carcinogenic for male F344 rats, inducing neoplastic nodules in the liver and transitional-cell carcinoma
Source: NTP Technical Reports
Evidence for Carcinogenicity
No data are available in humans. Limited evidence of carcinogenicity in animals. OVERALL EVALUATION: Group 3: The agent is not classifiable as to its carcinogenicity to humans.
Source: Hazardous Substances Data Bank (HSDB)
Function Categories & List Membership
Cosmetic/Chemical Function Categories
Filler
Opacifer
Viscosity modifier
Regulatory List Membership (1)
FDA Indirect Food Contact Additives
Expert Verdict
Expert safety assessment and concern-level summary for NYLON-11.
Regulatory Flags
cosing-sourced
eu-permitted
needs-enrichment
Known Synonyms
Poly[imino(1-oxo-1,11-undecanediyl)]
Poly(iminocarbonyldecamethylene)
Poly(11-aminoundecanoic acid)
11-Aminoundecanoic acid homopolymer, SRU
Poly-ω-undecanamide
Polyundecanamide, sru
Poly(ω-aminoundecanoic acid), sru
Poly(undecylamide)
Poly(ω-undecanolactam) SRU
11-Aminoundecanoic acid polymer
Poly(ω-aminoundecanoic acid)
Nylon 11
Rilsan
Rilsan PA 11G-BESNO-TL
Rilsan Fine Powder ES Natural
Rilsan Invent Natural
PA 11 (polyamide)
Polyamide 11
Plasmaloi 811F
Chemical Function
Viscosity modifier
Filler
Regulatory Lists
Indirect additives food contact (10/2018)
Australian Status
AICIS status: listed
Frequently Asked Questions
Is NYLON-11 allowed in the EU?
NYLON-11 EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does NYLON-11 do in cosmetics?
NYLON-11 functions as: Bulking, Viscosity Controlling. It is classified as a cosmetic ingredient in our database. CAS number: 25035-04-5.
Is NYLON-11 used outside cosmetics?
NYLON-11 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 NYLON-11 compliance across multiple jurisdictions:
Ingredient Decoder
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Substance Compliance
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MoS Calculator
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Heavy Metal Limits
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