Is Trideceth-9 safe in cosmetics?
Trideceth-9 has a safety rating of "GOOD" in our database. EU status: permitted. US status: permitted.
Good
Surfactant
Trideceth-9
Also known as: 1-Tridecanol, monoether with polyethylene glycol, Poly(oxy-1,2-ethanediyl), alpha-tridecyl-omega-hydroxy-, Poly(oxy-1,2-ethanediyl), .alpha.-tridecyl-.omega.-hydroxy-, alpha-Alkyl-omega-hydroxypoly(oxypropylene) and/or poly(oxyethylene) polymers where the alkyl chain contains a minimum of six carbons, minimum number average molecular weight (in amu) 1,100, Alkyl(C-13) polyethoxylates(ethoxy-6) (+15 more)
INCI: TRIDECETH-9
Trideceth-9 (CAS 24938-91-8) is a cosmetic surfactant functioning as Surfactant, Emulsifying, Cleansing, Solubilizer. EU Regulation 1223/2009 status: permitted. Industrial safety data is also available in the chemical safety database.
View industrial chemical safety profile for CAS 24938-91-8 →
Auto-generated CPSR Part A draft with source citations
Function
Surfactant, Emulsifying, Cleansing, Solubilizer
Safety Rating
GOOD
Chemistry & Identifiers
IUPAC Name
2-tridecoxyethanol
InChIKey
OJDDJQYSKDIXOE-UHFFFAOYSA-N
Regulatory Status
EU EU Status
permitted
US US Status
permitted
US Notes
CIR concluded safe when formulated to be non-irritating.
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Trideceth-9.
Calculate MoS for your specific formulation with the MoS Calculator.
Function Categories & List Membership
Cosmetic/Chemical Function Categories
Cleaning agent
Emulsifier
Foamant
Fragrance
Solvent
Surfactant (surface active agent)
Wetting agent (non-aqueous)
Regulatory List Membership (4)
EU Restricted for Children (Cosmetics)
IFRA Fragrance Transparency List
EPA Safer Chemical Ingredients List (SCIL)
FDA Indirect Food Contact Additives
Expert Verdict
Expert safety assessment and concern-level summary for Trideceth-9.
Regulatory Flags
NEW_REGULATION
eu_children_restricted
epa_safer_alternative
ifra_fragrance
Known Synonyms
1-Tridecanol, monoether with polyethylene glycol
Poly(oxy-1,2-ethanediyl), alpha-tridecyl-omega-hydroxy-
Poly(oxy-1,2-ethanediyl), .alpha.-tridecyl-.omega.-hydroxy-
alpha-Alkyl-omega-hydroxypoly(oxypropylene) and/or poly(oxyethylene) polymers where the alkyl chain contains a minimum of six carbons, minimum number average molecular weight (in amu) 1,100
Alkyl(C-13) polyethoxylates(ethoxy-6)
Polyoxiethylene (6) alkyl (13) ether
Polyethylene glycol mono(tridecyl) ether
UNII-3T5PCR2H0C
UNII-G624N6MSBA
UNII-96TJ0ZRF95
UNII-SB9G0WWV7M
UNII-X9HD79I514
UNII-Y9S30HM229
UNII-0E4AM8QC1P
UNII-2Z6D9Z7Q3S
UNII-76X6L6EU5K
UNII-7955W5Q80P
UNII-9A9FW0VMWG
UNII-FZH06801NX
UNII-HOC3Z2G55B
Chemical Function
Surfactant (surface active agent)
Regulatory Lists
Cleaning products and household care - oven - oven cleaner; Europe
Cleaning products and household care - oven - oven cleaner; Europe
Indirect additives food contact (10/2018)
fracking; water
IFRA Transparency
inert_ingredient; non_food_use; Pesticides
SCIL (9/2019)
Europe; Personal care - hair styling and care - shampoo-dandruff
children; Europe; Personal care
children; Europe; Personal care
Europe; Personal care - hair styling and care - shampoo-dandruff
Europe; Personal care - hair styling and care - shampoo-dandruff
children; Europe; Personal care
children; Europe; Personal care - general moisturizing - hand/body lotion
Europe; Personal care - hair styling and care - shampoo-dandruff
Europe; Personal care - body hygiene - hand soap
Europe; Personal care - hair styling and care - shampoo-dandruff
children; Europe; Personal care
Australian Status
AICIS status: listed
Frequently Asked Questions
Is Trideceth-9 allowed in the EU?
Trideceth-9 EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does Trideceth-9 do in cosmetics?
Trideceth-9 functions as: Surfactant, Emulsifying, Cleansing, Solubilizer. It is classified as a Surfactant in our database. CAS number: 24938-91-8.
Compliance Tools
Check Trideceth-9 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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