Trimethylcyclopentenyl Methylisopentenol
3-Methyl- 5-(2,2,3-Trimethyl- 3-Cyclopentenyl) pent-4-en-2-ol
Trimethylcyclopentenyl Methylisopentenol is listed in Annex III and may only be used under the conditions shown in this record.
Record details
Other restrictions
The presence of the substance shall be indicated in the list of ingredients referred to in Article 19(1), point (g), when its concentration exceeds: — 0,001 % in leave-on products — 0,01 % in rinse-off products.
INCI glossary name
Trimethylcyclopentenyl Methylisopentenol
Chemical name
3-Methyl- 5-(2,2,3-Trimethyl- 3-Cyclopentenyl) pent-4-en-2-ol
Regulatory information
Regulation
(EU) 2023/1545
Identified ingredients
- Trimethylcyclopentenyl Methylisopentenol
Key data
Inventory links for Trimethylcyclopentenyl Methylisopentenol
3-METHYL-5-(2,2,3-TRIMETHYL-3-CYCLOPENTENYL)PENT-4-EN-2-OL
Related records for Trimethylcyclopentenyl Methylisopentenol
Direct matches are limited for this record, so nearby entries from Annex III are shown as well.
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Santalol
Terpineol
Tetramethyl acetyloctahydronaphthalenes
Carvone
Trimethylbenzenepropanol
What Annex III means for Trimethylcyclopentenyl Methylisopentenol
Trimethylcyclopentenyl Methylisopentenol is a restricted substance under Annex III of EU Cosmetics Regulation 1223/2009. Its use in cosmetics is only permitted under the specific conditions set out in the entry above, including applicable concentration limits, product type restrictions and required warning statements.
When including this substance in a formulation, all conditions — maximum concentration, product scope and warning labels — must be met simultaneously. Compliance with one condition does not override the others.
This record is linked to 1 CosIng inventory ingredient for name and identifier cross-reference. The page also surfaces 12 related annex records with overlapping identifiers, annex logic or naming patterns.
Compliance checklist
- Document conditions of use in the Product Information File (PIF).
Frequently asked questions
Source note for Annex III record Trimethylcyclopentenyl Methylisopentenol
This page summarizes one Annex III record for Trimethylcyclopentenyl Methylisopentenol from public European Commission cosmetic materials and adds linked inventory or identifier matches when available.
Use this record page to review Annex III conditions for Trimethylcyclopentenyl Methylisopentenol, but confirm any final regulatory decision against the current official annex wording and source files.
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