Phenoxyethanol

Phenoxyethanol (CAS 122-99-6) – Cosmetic Grade

Phenoxyethanol is a high-purity aromatic ether alcohol widely used as a preservative and solvent in cosmetic, pharmaceutical, and industrial formulations. It is a clear, colorless, slightly viscous liquid with a mild, characteristic odor. Phenoxyethanol is valued for its broad-spectrum antimicrobial activity, formulation stability, and excellent compatibility with a wide range of ingredients.

Phenoxyethanol is one of the most commonly used preservative systems in modern cosmetics, often selected as a paraben alternative due to its effectiveness and regulatory acceptance worldwide.

Chemical Information

Chemical Name: Phenoxyethanol

Molecular Formula: C₈H₁₀O₂

Molecular Weight: 138.16 g/mol

CAS Number: 122-99-6

Appearance: Clear, colorless liquid

Odor: Mild, characteristic

Solubility: Slightly soluble in water; soluble in alcohol and many organic solvents

Purity: Typically ≥ 99%

Key Applications of Phenoxyethanol

Cosmetic & Personal Care Industry

Phenoxyethanol is extensively used in:

Skincare creams and lotions
Serums and emulsions
Cleansers and toners
Hair care products
Baby care products (within regulated limits)
Makeup formulations

It functions primarily as a preservative, protecting formulations against bacterial contamination, and as a solvent to improve ingredient solubility and stability. It is often combined with other preservatives to enhance overall antimicrobial efficacy.

Pharmaceutical Applications

Phenoxyethanol is used in pharmaceutical formulations as:

A preservative in topical and injectable products
A stabilizing agent
A solvent for active ingredients

Its antimicrobial properties help extend shelf life while maintaining product safety and consistency.

Industrial Applications

In industrial applications, Phenoxyethanol functions as:

A preservative in water-based systems
A solvent in inks, coatings, and resins
A stabilizer in chemical formulations
A component in disinfectant and specialty chemical products

Its stability and broad compatibility make it suitable for controlled industrial environments.

Storage & Handling

Store in a cool, dry, well-ventilated area
Keep container tightly closed
Protect from direct sunlight and contamination
Handle using appropriate personal protective equipment

Phenoxyethanol remains a critical raw material across cosmetic, pharmaceutical, and industrial sectors due to its reliable preservative performance, formulation flexibility, and regulatory compliance.