Pentaglyme

CAS Number
1191-87-3

What is Pentaglyme?

Pentaglyme (CAS 1191-87-3), also known as 2,5,8,11,14,17-Hexaoxaoctadecane, is a high-boiling, aprotic polyether solvent.

Where is Pentaglyme used?

  • Pharmaceutical manufacturing: reaction solvent and carrier for active ingredients needing aprotic, non-reactive media for chemical stability
  • Personal care: humectant and solvent in skin-conditioning products, supporting texture and ingredient stability
  • Industrial and institutional cleaning: dissolves and carries surfactants or actives in hard-surface cleaners and degreasers
  • Specialty electrolyte systems and battery research in energy storage, compatible with polar and non-polar components
  • Its low volatility and strong solvating power make it a carrier where conventional solvents evaporate too quickly or introduce unwanted reactivity.

Good to know: Buyers should confirm purity specifications based on end-use.

Commercial specifications

  • Technical grade is standard; high-purity grades for pharmaceutical and electrochemical applications
  • Clear liquid in drum and IBC quantities; smaller packaging for laboratory and development use

Other Names (Synonyms)

Propoxylated 1,6-Hexanediol Diacrylate|1-methoxy-2-[2-[2-[2-(2-methoxyethoxy)ethoxy]ethoxy]ethoxy]ethane|2,5,8,11,14,17-Hexaoxaoctadecane

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