Fragrance avoidance
Nothing to weigh for this context yet.
We have no published hazard signal for this ingredient, so we cannot say how it behaves in this context — that is missing evidence, not a clean result.
- beauty
C10-11 isoalkane
CAS 64742-48-9
Also registered as 1 other CAS number
90622-57-4
Concern score
Not assessed — no hazard data yet.
C10-11 isoalkane in plain language
On cosmetic ingredient lists it appears as “C10-11 isoalkane (formerly C10-11 isoparaffin)”.
Also known as C10-11 isoalkane (formerly C10-11 isoparaffin) · C10-11 isoparaffin · C10-12 alkane/cycloalkane
Used in cosmetics as a solvent and a thickener. C10-11 Isoalkane is a mixture of branched chain aliphatic hydrocarbons with 10 or 11 carbons in the alkyl chain.
- Solvent
- Viscosity controlling
- We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.
What we know about this ingredient
Canonical ingredient record built from 4 public-source records.
Regulation
No restrictions found. C10-11 isoalkane appears in these published regulatory listings.
EUCosIngActive4 entries
- C10-11 Isoalkane (Formerly C10-11 Isoparaffin) is a mixture of branched chain aliphatic hydrocarbons with 10 or 11 carbons in the alkyl chain C10-11 IsoalkaneSource →
- C10-11 Isoalkane is a mixture of branched chain aliphatic hydrocarbons with 10 or 11 carbons in the alkyl chain.Source →
- Alkanes, C10-11-isoSource →
- C10-12 Alkane/Cycloalkane is a mixture of C10 to C12 straight-chain and cyclic hydrocarbonsSource →
Expert safety opinions
No expert opinion on file for C10-11 isoalkane. These are the independent scientific bodies that assess ingredients like this one; we show an opinion only when a record we hold cites it.
SCCS
EU Scientific Committee on Consumer Safety
No SCCS opinion on file.
CIR
Cosmetic Ingredient Review (US expert panel)
No CIR safety assessment on file.
Evidence & sources
No graded research studies for C10-11 isoalkane yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.
Where this comes from
- Open →
CosIng
regulatory · updated 2026-09-23
Suitability
Context-specific fit derived from published classifications and the current ingredient evidence profile.
No signal in this context
Found in these products
Cosmetic and personal-care products that list C10-11 isoalkane are shown first. Their ingredient lists include C10-11 isoalkane; each product's own rating depends on its whole formula, so it is shown on the product page, not here.
