Is Iritone safe in cosmetics?
Iritone has a safety rating of "GOOD" in our database. EU status: permitted. US status: permitted.
Good
Cosmetic Ingredient
Iritone
Also known as: 3-Buten-2-one, 4-(2,4,6-trimethyl-3-cyclohexen-1-yl)-, 3-07-00-00646, BRN 3243121, EINECS 267-158-2, 4-(2,4,6-Trimethyl-4-cyclohexen-1-yl)-3-buten-2-one
INCI: IRITONE
Iritone (CAS 67801-38-1) is a cosmetic cosmetic ingredient functioning as Fragrance ingredient (ionone-type ketone). 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 67801-38-1 →
Auto-generated CPSR Part A draft with source citations
Function
Fragrance ingredient (ionone-type ketone)
Safety Rating
GOOD
Chemistry & Identifiers
IUPAC Name
(E)-4-(2,4,6-trimethylcyclohex-3-en-1-yl)but-3-en-2-one
InChIKey
FETSKTIMHFKZNF-AATRIKPKSA-N
Regulatory Status
EU EU Status
permitted
US US Status
permitted
US Notes
Permitted under IFRA guidelines with no specific CFR restriction.
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Iritone.
Calculate MoS for your specific formulation with the MoS Calculator.
HRIPT Human Patch Test Studies
1 human repeat insult patch test aggregated from dermatological literature.
| Test Type | N | Sensitized | Dose µg/cm² | NESIL µg/cm² | Potency |
|---|---|---|---|---|---|
| HMT | - | 0 | 13500 | - | - |
Function Categories & List Membership
Cosmetic/Chemical Function Categories
Fragrance
Regulatory List Membership (1)
IFRA Fragrance Transparency List
Expert Verdict
Expert safety assessment and concern-level summary for Iritone.
Regulatory Flags
potential-allergen
fragrance-component
ifra_fragrance
Known Synonyms
3-Buten-2-one, 4-(2,4,6-trimethyl-3-cyclohexen-1-yl)-
3-07-00-00646
BRN 3243121
EINECS 267-158-2
4-(2,4,6-Trimethyl-4-cyclohexen-1-yl)-3-buten-2-one
Chemical Function
Fragrance
Regulatory Lists
IFRA Transparency
Australian Status
AICIS status: listed
Frequently Asked Questions
Is Iritone allowed in the EU?
Iritone EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does Iritone do in cosmetics?
Iritone functions as: Fragrance ingredient (ionone-type ketone). It is classified as a cosmetic ingredient in our database. CAS number: 67801-38-1.
Is Iritone used outside cosmetics?
Iritone 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
Check Iritone compliance across multiple jurisdictions:
Ingredient Decoder
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82 Allergen Checker
Check for EU declarable fragrance allergens
Substance Compliance
Check compliance across multiple jurisdictions
MoS Calculator
Calculate Margin of Safety using SCCS methodology
Heavy Metal Limits
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