3-METHYL-5-(2,2,3-TRIMETHYL-3-CYCLOPENTENYL)PENT-3-EN-2-ONE is graded A (Safe) by Expert·ING, based on COSING regulatory data.

3-METHYL-5-(2,2,3-TRIMETHYL-3-CYCLOPENTENYL)PENT-3-EN-2-ONE

Safety grade: A

This is a synthetic fragrance ingredient that produces a woody, camphor-like scent similar to certain natural aromatic plants. It is a lab-created aroma chemical commonly used to add pleasant fragrance to cosmetic and personal care products.

It is used in cosmetic products solely to impart or enhance a pleasing scent, contributing to the overall fragrance profile of the formula.

Graded using: COSING.

Last verified: May 26, 2026