C12-13 Pareth-4

INCI: C12-13 PARETH-4 (NEW: C12-13 ALKETH-4)

CAS Number
66455-14-9 (generic CAS for ethoxylated C12-13 alcohols; same parent alcohol as Pareth-3, different EO degree)
Function
Surfactant - cleansing; surfactant - emulsifying; fragrance functional
Safety Rating
MODERATE

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Allowed - not prohibited or restricted

For full compliance data across 55 jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
low
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Same ethoxylation-related 1,4-dioxane and ethylene oxide residue risks. Slightly more hydrophilic than Pareth-3, generally considered mild at typical use concentrations. Nonionic, 4 moles average EO. Intermediate HLB between Pareth-3 and Pareth-5 - versatile co-emulsifier for both O/W and W/O systems

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Concern Level: Moderate

Regulatory Flags

fragrance-component

Frequently Asked Questions

Is C12-13 Pareth-4 safe in cosmetics?

Same ethoxylation-related 1,4-dioxane and ethylene oxide residue risks. Slightly more hydrophilic than Pareth-3, generally considered mild at typical use concentrations. Nonionic, 4 moles average EO. Intermediate HLB between Pareth-3 and Pareth-5 - versatile co-emulsifier for both O/W and W/O systems The EU classifies C12-13 Pareth-4 as "permitted". Safety rating: MODERATE.

Is C12-13 Pareth-4 allowed in the EU?

C12-13 Pareth-4 EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does C12-13 Pareth-4 do in cosmetics?

C12-13 Pareth-4 functions as: Surfactant - cleansing; surfactant - emulsifying; fragrance functional. It is classified as a cosmetic ingredient in our database. CAS number: 66455-14-9 (generic CAS for ethoxylated C12-13 alcohols; same parent alcohol as Pareth-3, different EO degree).

What is the Margin of Safety for C12-13 Pareth-4?

not established The Margin of Safety (MoS) is calculated using SCCS methodology. A MoS above 100 is generally considered safe. Use the MoS Calculator tool to calculate MoS for your specific formulation and product category.

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