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2-TERT-BUTYL-5-METHYLANISOLE.

Insufficient Data CAS 88-40-4 / PERFUMING

A synthetic aromatic compound that serves as a fragrance ingredient in cosmetic formulations, delivering distinctive leathery, spicy, and animalic olfactory notes. This oil-soluble aromatic ether is valued primarily for its perfuming properties rather than direct skin benefits.

perfuming masking

Science

Functions as a fragrance molecule that interacts with olfactory receptors to provide scent masking and aromatic enhancement in formulations without significant biological activity on skin cells.


Research

Low confidence
Effective range N/A
Optimal

N/A


Transparency

Not commonly dusted

As a fragrance component, dusting is not applicable since it serves a functional olfactory purpose rather than providing active cosmetic benefits


The Formula

Solubility
Oil
Optimal pH 4 – 8
0 7 14

Stability

Demonstrates excellent stability as an aromatic ether with resistance to hydrolysis across standard cosmetic pH ranges; requires pre-solubilization in oil phase or surfactants due to low water solubility (7.6 mg/L)

Conflicts

  • Strong oxidizing agents

Safety

CIR Status
Not reviewed
Sensitization risk Unknown

Regulated under EU CosIng database and IFRA transparency guidelines; must comply with overall fragrance safety standards despite lack of specific concentration restrictions


Your Skin

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

Our Assessment

Insufficient Data

A specialized fragrance ingredient with limited safety data that serves a functional olfactory role rather than providing measurable skin benefits.


Related

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References