Phenoxyethanol

CAS Number:

122-99-6

Chem/IUPAC Name: 

Phenoxyethanol (2-Phenoxyethanol)

Primary Function:

 Broad-spectrum antimicrobial preservative in cosmetics and consumer products.

Molecular Formula:

C8H10O2

Primary Applications & Uses:

Primarily used as a preservative in:

 

· Cosmetics & Personal Care: Moisturizers, shampoos, sunscreens, baby products (wipes, lotions).

· Household Products: Liquid detergents, air fresheners.

· Industrial Applications: Metalworking fluids, paper processing, disinfectant formulations.

What does Phenoxyethanol (2-Phenoxyethanol) do in a formulation?

 

  • Preservative: Prevents the growth of bacteria (both Gram-positive and Gram-negative) and fungi.
  • Stabilizer: Used to stabilize fragrances in perfumes and soaps

 

Safety Profile:

· Safe Use Limit: Considered safe by the European Commission's Scientific Committee on Consumer Safety (SCCS) for use in cosmetics at a maximum concentration of 1% for all age groups.

· Irritation & Sensitization: While widely used and generally well-tolerated, it has been reported to rarely cause skin allergic reactions ranging from eczema to anaphylaxis.

· Effects on Infants: The U.S. FDA has previously warned against the use of a specific nipple cream containing it by nursing mothers, as it could cause central nervous system depression in infants if ingested.

Technical profile:

PropertyValues
AppearanceClear, colorless liquid
PurityOften ≥ 99.5% for cosmetic grade
pH5.5 - 7.0 (for pure Phenoxyethanol)