Skip to main content
InventoryRef 3464815/10/2010

ISODODECANE

2,2,4,6,6-Pentamethylheptane; Hydrocarbons, C4, 1,3-butadiene-free, polymd., triisobutylene fraction, hydrogenated

ISODODECANE is listed in the EU CosIng inventory, but no direct annex records are linked on this page yet.

Regulatory evidence by market

No rule for this ingredient has been imported for any of the 13 markets tracked here.

That describes this inventory, not the law. No imported rule is not evidence that an ingredient is permitted: a rule may exist under another name or identifier, or in a dataset not yet imported here.

Chemical identity and properties

PubChem 2D chemical structure for CAS 13475-82-6
CAS 13475-82-6PubChem CID 26058

2,2,4,6,6-Pentamethylheptane

2,2,4,6,6-pentamethylheptane is a branched alkane that is heptane carrying two methyl groups each at positions 2 and 6, and one methyl group at position 4. ChEBI

IUPAC name
2,2,4,6,6-pentamethylheptane
Molecular formula
C12H26
Molecular weight
170.33 g/mol
Exact mass
170.203450829 Da
XLogP3
5.6
Topological polar surface area
0.0 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
0
Covalent units
1
Defined stereocentres
0

Also known as

Heptane, 2,2,4,6,6-pentamethyl-PMH cpdA8289P68Y2CHEBI:77509RefChem:80869236-757-0UNII-A8289P68Y22,2,4,6,6-pentamethyl-heptane
11 more reported names
C12 ISOPARAFFINVKPSKYDESGTTFR-UHFFFAOYSA-LS-14162GRANRESIN MQI-T50 COMPONENT ISODODECANEPermethyl 99AEINECS 236-757-0ISODODECANE [INCI]EC 236-757-0P00472,2,4,6,6-Pentamethylheptane 100 |Ig/mL in Acetonitrile2,2,4,6,6-Pentamethylheptane 100 microg/mL in Acetonitrile
External database identifiers

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

PubChem 2D chemical structure for CAS 31807-55-3
CAS 31807-55-3PubChem CID 23459

2-Methylundecane

isododecane has been reported in Tuber borchii with data available. LOTUS - the natural products occurrence database

IUPAC name
2-methylundecane
Molecular formula
C12H26
Molecular weight
170.33 g/mol
Exact mass
170.203450829 Da
XLogP3
6.4
Topological polar surface area
0.0 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
0
Covalent units
1
Defined stereocentres
0

Also known as

7045-71-8Undecane, 2-methyl-H40FL8477BEINECS 230-323-4Undecane, 2methylRefChem:476305230-323-4ISODODECANE
8 more reported names
2-Methylhendecaneisodo-decaneUNII-H40FL8477BEINECS 250-816-82-METHYL UNDECANECHEBI:2293542 2 4 6 6-PENTAMETHYLHEPTANEM0239
External database identifiers

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

PubChem 2D chemical structure for CAS 93685-81-5
CAS 93685-81-5PubChem CID 8182

Dodecane

Dodecane is a straight-chain alkane with 12 carbon atoms. It has been isolated from the essential oils of various plants including Zingiber officinale (ginger). It has a role as a plant metabolite. ChEBI

IUPAC name
dodecane
Molecular formula
C12H26
Molecular weight
170.33 g/mol
Exact mass
170.203450829 Da
XLogP3
6.1
Topological polar surface area
0.0 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
0
Covalent units
1
Defined stereocentres
0

Also known as

n-Dodecane112-40-3DihexylBihexylAdakane 12N-DodecanDuodecaneBa 51-090453
16 more reported names
11A386X1QHNSC-8714CHEBI:28817RefChem:5775203-967-9dodecanNSC 8714Dodecane(mixture of isomers)Undecane, methyl-n-Dodecan [German]Hydrocarbons, C4,1,3-butadiene-free, polymd., triisobutylene fraction, hydrogenatedD12CCRIS 661HSDB 5133EINECS 203-967-9BRN 1697175
External database identifiers

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Inventory details for ISODODECANE

INCI name

ISODODECANE

Description

2,2,4,6,6-Pentamethylheptane; Hydrocarbons, C4, 1,3-butadiene-free, polymd., triisobutylene fraction, hydrogenated

Record provenance

Inventory reference
34648
Imported identity
ISODODECANE
Source update
15/10/2010
European Commission CosIng source notes

Key data

CAS
31807-55-3 / 93685-81-5 / 13475-82-6
EC
250-816-8 / 297-629-8 / 236-757-0
Restriction
Function
PERFUMING
Used for perfume and aromatic raw materials.
SKIN CONDITIONING - EMOLLIENT
Acting as lubricants on the skin surface providing the skin with a soft and smooth appearance.
SOLVENT
Dissolving other components of cosmetics. Solvents are usually liquids (aqueous and nonaqueous).

Official EU ingredient-name evidence

The ingredient name exactly matches the official 2025 EU glossary of common ingredient names.

Ingredients with overlapping formulation functions

Additional official and scientific sources

11 external databases to check this identity in

How ISODODECANE appears in the CosIng inventory

The CosIng inventory lists ISODODECANE as a cosmetic ingredient and this page links it to 0 annex records. The inventory entry captures names and identifiers, while the annex records show where the substance is prohibited, restricted or positively listed in EU cosmetics law.

ISODODECANE is also tagged with 3 cosmetic functions in the official data. Function labels describe intended use, but they do not replace regulatory review of linked annex records before formulation or labelling work.

Frequently asked questions

ISODODECANE is listed in the EU CosIng ingredient inventory with no direct annex restriction records linked at this time. Absence of an annex link does not guarantee unrestricted use — always verify against the current official CosIng database before formulating.

According to the EU CosIng inventory, ISODODECANE carries the following function designation(s):

CAS 31807-55-3 / 93685-81-5 / 13475-82-6 may appear across multiple EU annex records. Viewing the CAS lookup page shows all Annex II–VI entries sharing this identifier, which is useful for identifying cross-annex regulatory status of the same chemical substance.

Use the INCI Checker to screen a full ingredient list across selected markets, or compare this substance across all supported market datasets.

Source note for ISODODECANE

This page reproduces the CosIng inventory entry for ISODODECANE from public European Commission cosmetic ingredient materials and shows linked identifiers even when no direct annex match is currently attached.

Use this inventory page to research ISODODECANE and compare linked records, but verify restrictions and legal status against the current official source text and law before making regulatory decisions.

Tools & next steps

Check your formula

Scan a full INCI list to detect ISODODECANE and any linked EU annex restrictions or allergen flags.

INCI Checker

Search similar ingredients

Find other inventory ingredients and annex entries related to ISODODECANE, its identifiers or nearby name variants.

Search