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3-ISOPENTENYL 2-ISOPENTENOATE.

Optional CAS 72928-35-9 / PERFUMING

A specialized ester compound that serves as a fragrance component and masking agent in skincare formulations. This molecule contributes floral, metallic, or fruity scent notes while helping to mask undesirable odors from active ingredients.

perfuming masking

Science

Functions purely through olfactory enhancement rather than direct skin bioactivity, contributing to the sensory experience of cosmetic products through its distinctive aromatic profile without penetrating or modifying skin physiology.


Research

Low confidence
Effective range N/A
Optimal

N/A


Transparency

Not commonly dusted

As a fragrance component with no established skin benefits, this ingredient is not typically subject to dusting practices in skincare marketing.


The Formula

Solubility
Oil
Optimal pH 4 – 7
0 7 14

Stability

Ester structure makes it vulnerable to hydrolysis in extreme pH conditions, potentially breaking down into component alcohols and acids that alter fragrance profile

Conflicts

  • Strong oxidizing agents
  • Strong acids
  • Strong bases

Safety

CIR Status
Not reviewed
Sensitization risk Unknown

Regulated under IFRA standards for fragrance materials, with potential for mild irritation in concentrated forms based on related ester classifications


Your Skin

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

Our Assessment

Optional

A functional fragrance ingredient that enhances product sensory experience but provides no direct skincare benefits.


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