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C11-15-ISOALKANES.

Valuable CAS 90622-58-5 / PERFUMING

A refined hydrocarbon mixture that serves as a lightweight emollient and solvent, delivering moisture retention without greasiness. This highly purified synthetic ingredient creates an invisible protective barrier while enhancing the spreadability and texture of skincare formulations.

solvent emollient texture enhancer dispersing agent

Science

Creates a thin, breathable film on the skin surface that reduces trans-epidermal water loss while providing a non-greasy emollient effect. Functions as an effective solvent for dissolving challenging ingredients like UV filters and pigments, while improving overall product spreadability and texture.


Research

Medium confidence
Effective range 1–31%
Optimal

10%


Transparency

Not commonly dusted

As a functional solvent and texture enhancer rather than an active ingredient, dusting concerns are minimal. Concentrations above 15% in leave-on facial products may indicate prioritization of texture over active ingredients.


The Formula

Solubility
Oil
Optimal pH N/A
0 7 14

Stability

Exceptionally stable across all pH ranges due to lack of reactive functional groups. Resistant to both oxidation and hydrolysis, making it ideal for long-term formulation stability.

Synergies

  • Retinol
  • Bakuchiol
  • UV filters
  • Pigments

Conflicts

  • Strong oxidizing agents

Safety

CIR Status
Safe as used
Max tested
31%
Pregnancy
Safe
Sensitization risk Low

CIR conclusion specifies safety when formulated to be non-irritating. The 31% maximum refers to highest reported use in leave-on hair products during review period.


Your Skin

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

Our Assessment

Valuable

A reliable formulation workhorse that enhances product texture and active ingredient delivery while providing gentle moisturization across all skin types.


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