Skip to main content
CosIng Checker
CosIng Checker
EU cosmetic ingredients, restrictions and safety
Login
InventoryRef 4035902/03/2011

ISOCYCLOCITRAL

Isocyclocitral; 3-Cyclohexene-1-carboxaldehyde, 2,4,6-trimethyl-, and 3,5,6- trimethyl-3-cyclohexene-1-carboxaldehyde; 2,4,6-Trimethylcyclohex-3-enecarbaldehyde; 3,5,6-Trimethylcyclohex-3-ene-1-carbaldehyde

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

INCI CheckerCompare all markets Search similar

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.

Markets and their official sourcesSearch every market for this name

Chemical identity and properties

PubChem 2D chemical structure for CAS 1335-66-6
CAS 1335-66-6PubChem CID 16204527

Isocyclocitral

Isocyclocitral is an organooxygen compound. — ChEBI

IUPAC name
2,4,6-trimethylcyclohex-3-ene-1-carbaldehyde;3,5,6-trimethylcyclohex-3-ene-1-carbaldehyde
Molecular formula
C20H32O2
Molecular weight
304.5 g/mol
Exact mass
304.240230259 Da
Topological polar surface area
34.1 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
2
Covalent units
2
Defined stereocentres
0

Also known as

RefChem:149237215-638-72,4,6-trimethylcyclohex-3-ene-1-carbaldehydeIsocyclocitral(mixture of isomers)EINECS 215-638-71-Formyl-3,5,6-trimethyl-3-cyclohexene and 1-formyl-2,4,6-trimethyl-3-cyclohexeneiso-CYCLOCITRALxene
1 more reported name
CHEBI:171934
Open full PubChem recordPubChem annotations3D structure image
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 1423-46-7
CAS 1423-46-7PubChem CID 101150

Vertonal

IUPAC name
2,4,6-trimethylcyclohex-3-ene-1-carbaldehyde
Molecular formula
C10H16O
Molecular weight
152.23 g/mol
Exact mass
152.120115130 Da
XLogP3
1.9
Topological polar surface area
17.1 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
1
Covalent units
1
Defined stereocentres
0

Also known as

3-Cyclohexene-1-carboxaldehyde, 2,4,6-trimethyl-2,4,6-Trimethylcyclohex-3-enecarbaldehyde2,4,6-Trimethyl-3-cyclohexene-1-carboxaldehyde2,4,6-Trimethyl-3-cyclohexene-1-carbaldehyde2,4,6-Trimethyl-4-cyclohexene-1-carboxaldehyde3RP77Q40LCEINECS 215-833-7NSC 406736
16 more reported names
NSC-406736AI3-073283-Cyclohexene-1-carboxaldehyde, 2,4,6-trimethyl2,4,6-TRIMETHYL-3-CYCLOHEXENYLCARBALDEHYDE2,4,6-TRIMETHYL-3-CYCLOHEXENYLCARBOXALDEHYDERefChem:901819215-833-7(1S,2S,6R)-2,4,6-trimethylcyclohex-3-ene-1-carbaldehydeUNII-3RP77Q40LC2,4,6-neocyclocitralDSSTox_CID_24541DSSTox_RID_80302DSSTox_GSID_44541Tox21_3018632,4,6-Trimethyl-D3-tetrahydrobenzaldehydeCAS-1335-66-6
Open full PubChem recordPubChem annotations3D structure image
External database identifiers

Retrieved from NIH PubChem on 2026-09-02 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

PubChem 2D chemical structure for CAS 67634-07-5
CAS 67634-07-5PubChem CID 106735

3,5,6-Trimethyl-3-cyclohexene-1-carboxaldehyde

IUPAC name
3,5,6-trimethylcyclohex-3-ene-1-carbaldehyde
Molecular formula
C10H16O
Molecular weight
152.23 g/mol
Exact mass
152.120115130 Da
XLogP3
1.9
Topological polar surface area
17.1 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
1
Covalent units
1
Defined stereocentres
0

Also known as

3-Cyclohexene-1-carboxaldehyde, 3,5,6-trimethyl-38HRF2I56T3,5,6-trimethyl-3-cyclohexene-1-carbaldehydeTrimethylcyclohexenecarbaldehydeUNII-38HRF2I56TEINECS 266-810-33,5,6-neocyclocitral3,5,6-trimethyl-3-cyclohexen-1-carboxaldehyde
3 more reported names
3,5,6-TRIMETHYL-3-CYCLOHEXENYLCARBALDEHYDE(+/-)-3,5,6-TRIMETHYL-3-CYCLOHEXENE-1-CARBOXALDEHYDE3,5,6-TRIMETHYL-3-CYCLOHEXENE-1-CARBOXALDEHYDE, (+/-)-
Open full PubChem recordPubChem annotations3D structure image
External database identifiers

Retrieved from NIH PubChem on 2026-09-02 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Inventory details for ISOCYCLOCITRAL

INCI name

ISOCYCLOCITRAL

Description

Isocyclocitral; 3-Cyclohexene-1-carboxaldehyde, 2,4,6-trimethyl-, and 3,5,6-
trimethyl-3-cyclohexene-1-carboxaldehyde;
2,4,6-Trimethylcyclohex-3-enecarbaldehyde;
3,5,6-Trimethylcyclohex-3-ene-1-carbaldehyde

Record provenance

Inventory reference
40359
Imported identity
ISOCYCLOCITRAL
Source update
02/03/2011
European Commission CosIng source notes
Browse

Browse EU annexes

Explore Annex II–VI to see which substances are prohibited, restricted or permitted under specific conditions.

Search

Search annex entries

Search the annex database for entries matching ISOCYCLOCITRAL or related substances.

Key data

CAS
1335-66-6 / 1423-46-7 / 67634-07-5
EC
215-638-7 / 215-833-7 / 266-810-3
Restriction
—
Function
PERFUMING
Used for perfume and aromatic raw materials.

Ingredients with overlapping formulation functions

ISOBUTYLQUINOLINE ISOMERSPERFUMING
ISOBUTYLTHIAZOLEPERFUMING
ISOCAMPHENYL CYCLOHEXANOL MIXED ISOMERSPERFUMING
ISOCINEOLEPERFUMING
ISOCYCLOGERANIOLPERFUMING
ISODECYL ACETATEPERFUMING
ISODECYL ALCOHOLPERFUMING
ISODODECANEPERFUMING, SKIN CONDITIONING - EMOLLIENT, SOLVENT

Additional official and scientific sources

11 external databases to check this identity in

Each link searches that source for this identity. What each source is, and its legal weight

ECHA CHEM / Information on chemicalsPubChem PUG RESTEU Safety Gate cosmetic product alertsECHA CHEMUS EPA CompToxCosmetic Ingredient Review safety assessmentsFDA Global Substance Registration SystemILO/WHO International Chemical Safety CardsJapan NITE-CHRIPNIOSH Pocket Guide to Chemical HazardsOECD eChemPortal

How ISOCYCLOCITRAL appears in the CosIng inventory

The CosIng inventory lists ISOCYCLOCITRAL 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.

ISOCYCLOCITRAL is also tagged with 1 cosmetic function 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

ISOCYCLOCITRAL 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, ISOCYCLOCITRAL carries the following function designation(s):

CAS 1335-66-6 / 1423-46-7 / 67634-07-5 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.
Open INCI Checker

Source note for ISOCYCLOCITRAL

This page reproduces the CosIng inventory entry for ISOCYCLOCITRAL 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 ISOCYCLOCITRAL and compare linked records, but verify restrictions and legal status against the current official source text and law before making regulatory decisions.

View sourcesView updates

Tools & next steps

Check your formula

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

INCI Checker

Search similar ingredients

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

Search