Get a Free 5ml Mini Now Free 5ml Mini With Every Order of The Mantle

BUTYL OCTANOATE.

Valuable CAS 589-75-3 / PERFUMING

A lightweight emollient ester that delivers non-greasy skin conditioning while functioning as a fragrance carrier and penetration enhancer. This versatile ingredient forms a thin protective film on skin to prevent moisture loss without clogging pores or leaving heavy residue.

emollient perfuming skin conditioning masking penetration enhancer

Science

Forms a non-occlusive barrier film on skin surface to reduce trans-epidermal water loss while temporarily modifying stratum corneum lipid structure to enhance absorption of other active ingredients


Research

High confidence
Effective range 1–5%
Optimal

3%

Key findings

  1. 01 Emollient efficacy demonstrated at 1-5% concentration with superior skin-conditioning properties
  2. 02 Non-sensitizing properties confirmed in fragrance safety assessments up to 5%
  3. 03 Penetration enhancement effects documented for alkyl ester class

Transparency

Not commonly dusted

Rarely used as primary ingredient; typically found at functional concentrations without dusting concerns


The Formula

Solubility
Oil
Optimal pH 4 – 8
0 7 14

Stability

Highly stable in anhydrous systems and neutral pH environments; susceptible to hydrolysis under extreme acidic or alkaline aqueous conditions

Synergies

  • Fragrance compounds
  • Other emollients
  • Active ingredients requiring penetration enhancement

Conflicts

  • Strong oxidizing agents
  • Strong acids
  • Strong bases

Safety

CIR Status
Safe as used
Max tested
5%
Pregnancy
Safe
Sensitization risk Low

CIR-approved as part of alkyl esters group with excellent safety profile when formulated to be non-irritating


Your Skin

Yes Normal
Yes Dry
Yes Oily
Yes Sensitive
Irritancy Low
Comedogenicity Low

Our Assessment

Valuable

A well-tolerated multifunctional emollient that effectively conditions skin while enhancing product aesthetics and ingredient delivery.


Related

Finding similar ingredients…


References