Also known as: 4-Penten-2-ol, 3-methyl-5-(2,2,3-trimethyl-3-cyclopenten-1-yl)-, EINECS 267-140-4, 3-Methyl-5-(2,2,3-trimethyl-3-cyclopenten-1-yl)-4-penten-2-ol, 3-Methyl-5-(2,2,3-trimethyl-3-cyclopenten-1-yl)-4-penten-2-ol (& isomer), Ebanol
3-METHYL-5-(2,2,3-TRIMETHYL-3-CYCLOPENTENYL)PENT-4-EN-2-OL (CAS 67801-20-1) is a cosmetic cosmetic ingredient functioning as Perfuming. Reported NOAEL =1000 mg/kg bw/day in Rat (ECHA); 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 67801-20-1 →
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
1 study endpoint found for 3-METHYL-5-(2,2,3-TRIMETHYL-3-CYCLOPENTENYL)PENT-4-EN-2-OL. NOAEL (No Observed Adverse Effect Level) values are used to calculate the Margin of Safety per SCCS methodology.
| Endpoint | Value | Route | Species | Study Type | Source |
|---|---|---|---|---|---|
| NOAEL | =1000 mg/kg bw/day | oral | Rat | short-term | ECHA |
Contact sensitization data for 3-METHYL-5-(2,2,3-TRIMETHYL-3-CYCLOPENTENYL)PENT-4-EN-2-OL based on clinical patch test studies and IFRA standards.
Source: SCCS Opinion
European Chemicals Agency REACH dossier and Substances of Very High Concern listing.
Safety and regulatory annotations from PubChem (NCBI) aggregated sources.
Preliminary editorial summary for 3-METHYL-5-(2,2,3-TRIMETHYL-3-CYCLOPENTENYL)PENT-4-EN-2-OL — not a computed safety verdict. See the sourced toxicological data above.
Public NOAEL study rows linked to 3-METHYL-5-(2,2,3-TRIMETHYL-3-CYCLOPENTENYL)PENT-4-EN-2-OL by CAS number or substance name.
3-METHYL-5-(2,2,3-TRIMETHYL-3-CYCLOPENTENYL)PENT-4-EN-2-OL has a safety rating of "GOOD" in our database. EU status: permitted. 1 toxicological study endpoint(s) are available in our database.
3-METHYL-5-(2,2,3-TRIMETHYL-3-CYCLOPENTENYL)PENT-4-EN-2-OL EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
3-METHYL-5-(2,2,3-TRIMETHYL-3-CYCLOPENTENYL)PENT-4-EN-2-OL functions as: Perfuming. It is classified as a cosmetic ingredient in our database. CAS number: 67801-20-1.
The NOAEL (No Observed Adverse Effect Level) for 3-METHYL-5-(2,2,3-TRIMETHYL-3-CYCLOPENTENYL)PENT-4-EN-2-OL is =1000 mg/kg bw/day based on a short-term study via oral route in Rat. Source: ECHA.
3-METHYL-5-(2,2,3-TRIMETHYL-3-CYCLOPENTENYL)PENT-4-EN-2-OL also appears in industrial chemical safety data. The cross-vertical cards on this page render same-CAS public rows from the matched databases.
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