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HEXAHYDRO-4,6,6,9,9-PENTAMETHYL-NAPHTHOPYRAN.

Insufficient Data CAS 1922-67-4 / PERFUMING

This ingredient functions primarily as a fragrance agent, designed to impart a pleasant scent to cosmetic formulations. Its role is to enhance the sensory experience of a product rather than deliver direct skin benefits.

Fragrance

Science

Its principal action on the skin is purely olfactive, providing a distinct scent to a product and improving its overall aroma profile. It does not exert any direct biological or therapeutic effects on skin physiology.


Research

Low confidence
Effective range N/A
Optimal

N/A


Transparency

Not commonly dusted

The Formula

Solubility
Oil
Optimal pH N/A
0 7 14

Stability

The stability of this ingredient, particularly its optimal pH range, has not been specifically determined. As with many fragrance compounds, stability can be influenced by various formulation factors, potentially leading to alterations in product color or viscosity. Its structural resemblance to other polycyclic musks suggests oil solubility.


Safety

CIR Status
Not reviewed
Sensitization risk Unknown

This specific pentamethyl compound has not undergone review by the Cosmetic Ingredient Review (CIR) or the Scientific Committee on Consumer Safety (SCCS). While the FDA regulates cosmetic ingredients, it does not pre-approve them, placing the responsibility for safety on manufacturers. Assessments for structurally related but distinct compounds, such as Galaxolide, are not directly transferable. Consequently, a maximum safe concentration for this ingredient has not been established.


Your Skin

No Normal
No Dry
No Oily
No Sensitive
Irritancy Unknown
Comedogenicity Unknown

Our Assessment

Insufficient Data

This fragrance ingredient lacks specific safety and efficacy data, making its suitability for precision skincare formulations uncertain without further targeted research.


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