MP Diol (Methoxypolyethylene glycol)

MP Diol (Methoxypolyethylene glycol)

CAS Number:2163‑42‑0

Synonyms:Methylpropanediol, MPDiol, MPO, 1,3‑Dihydroxy‑2‑methylpropane

Chemical Formula:C₄H₁₀O₂

Product Introduction

MP Diol is a colorless, low‑odor, high‑purity diol notable for its branched structure, which inhibits crystallization and makes it useful across temperature ranges. It combines solvent, humectant, and reactive diol properties.

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Physical & Chemical Properties

Property Value
Appearance Colorless, slightly viscous liquid
Odor Very low/no odor
Density ~1.015 g/mL @ 25 °C
Melting Point ~–60 to –91 °C
Boiling Point ~212 °C @ 760 mmHg
Flash Point ~127 °C (closed cup)
Vapor Pressure Very low (≈0.04 mmHg @ 20 °C)
Solubility Fully miscible in water and polar organics

Applications

  • Polymer intermediate for polyurethanes, PET, epoxy resins
  • Solvent, humectant, and preservative booster in personal care and cosmetics
  • Used in coatings, cleaners, adhesives, agricultural chemicals

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