Poly(oxy-1,2-ethanediyl), -decyl–hydroxy- (CAS 26183-52-8) — Citrus None Note Fragrance Ingredient

Citrus · Floral

Poly(oxy-_1,_2-_ethanediyl)_, _-_decyl-__-_hydroxy-

CAS 26183-52-8

Origin
synthetic
Note
None
IFRA
Generally safe
Data as of: Apr 2026

What Is Poly(oxy-_1,_2-_ethanediyl)_, _-_decyl-__-_hydroxy-?

This synthetic polymer is used as an emulsifier and stabilizer in cosmetic and personal care products. It helps blend oil and water-based ingredients in lotions, creams, and liquid soaps. While not a fragrance itself, it plays a crucial role in product formulation by ensuring even distribution of scent molecules and maintaining product consistency.

Safety Profile

GENERALLY SAFE
Generally safeUse with awarenessProfessional use
Widely used in cosmetics
Non-irritating at typical use levels
CAS
26183-52-8
Formula
Mixture
MW
Variable
Odor Family
Citrus · Floral
Layer 1 · Enthusiast

What Does Poly(oxy-_1,_2-_ethanediyl)_, _-_decyl-__-_hydroxy- Smell Like?

This ingredient is odorless and does not contribute directly to fragrance profiles. As a non-volatile polymer, it serves purely functional purposes in formulations without altering scent characteristics. Its primary role is to stabilize fragrance oils and other active ingredients within product matrices.

Layer 2

Chemistry, Properties & Perfumer Guide

The Chemistry

This polyethylene glycol derivative is a synthetic polymer created through ethoxylation reactions. The molecule consists of a hydrophobic decyl chain attached to a hydrophilic polyoxyethylene backbone, giving it amphiphilic properties. This structure allows it to act as an effective surfactant and emulsifier in cosmetic formulations.

Physical & Chemical Properties

Perfumer Guide

Note Position
None
Volatility
Non-volatile
Blending
Functional
ApplicationTypical %RangeNotes
Cosmetic Emulsions1-5%0.5-10%Stabilizes fragrance oils
Personal Care2-8%1-15%Emulsifying agent

Classic Accords

Tip: Use as a stabilizer for fragrance oils in water-based systems.

Alternatives & Comparisons

Layer 3

Safety, Regulatory & Sustainability

⚠ Regulatory Disclaimer

General reference only. Consult current IFRA Standards Library before formulating.

IFRA Status

Not restricted by IFRA

RIFM Assessment

Considered safe for use in cosmetics by RIFM standards.

Sustainability

As a synthetic polymer, this ingredient is produced through controlled chemical processes. While not biodegradable, it is used at low concentrations in formulations. The environmental impact is mitigated by efficient manufacturing processes and its ability to reduce the need for multiple stabilizers in formulations.

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References

    Data: PubChem (NIH), PubMed, RIFM, IFRA. Last reviewed: Apr 2026.

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