Is Didecyl Ether safe in cosmetics?
Didecyl Ether has a safety rating of "GOOD" in our database. EU status: permitted. US status: permitted.
Good
Cosmetic Ingredient
Didecyl Ether
Also known as: 1,1'-Oxybisdecane, Decane, 1,1'-oxybis-, Capric ether, EINECS 219-533-7, NSC 83605 (+1 more)
INCI: DIDECYL ETHER
Didecyl Ether (CAS 2456-28-2) is a cosmetic cosmetic ingredient functioning as Emollient, skin conditioning, solvent. 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 2456-28-2 →
Auto-generated CPSR Part A draft with source citations
Function
Emollient, skin conditioning, solvent
Safety Rating
GOOD
Chemistry & Identifiers
IUPAC Name
1-decoxydecane
InChIKey
LTSWUFKUZPPYEG-UHFFFAOYSA-N
Regulatory Status
EU EU Status
permitted
US US Status
permitted
US Notes
Permitted — no FDA prohibition; CIR fatty ethers review published Feb 2026
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Didecyl Ether.
Calculate MoS for your specific formulation with the MoS Calculator.
Function Categories & List Membership
Cosmetic/Chemical Function Categories
Softener and conditioner
Expert Verdict
Expert safety assessment and concern-level summary for Didecyl Ether.
Known Synonyms
1,1'-Oxybisdecane
Decane, 1,1'-oxybis-
Capric ether
EINECS 219-533-7
NSC 83605
UNII-DA81HI310Z
Chemical Function
Softener and conditioner
Australian Status
AICIS status: listed
Frequently Asked Questions
Is Didecyl Ether allowed in the EU?
Didecyl Ether EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does Didecyl Ether do in cosmetics?
Didecyl Ether functions as: Emollient, skin conditioning, solvent. It is classified as a cosmetic ingredient in our database. CAS number: 2456-28-2.
Is Didecyl Ether used outside cosmetics?
Didecyl Ether 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
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Substance Compliance
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MoS Calculator
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Heavy Metal Limits
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