Dipropylene glycol dimethyl ether

CAS Number
111109-77-4
EC Number
404-640-5
Chemical Formula
C8H18O3
Molecular Weight
162.23 g/mol
Abbreviation
DPGDME

Description

Dipropylene glycol dimethyl ether, also known by its CAS 111109-77-4, is a high-boiling glycol ether solvent used across industrial cleaning, coatings, and adhesive formulations. Its low evaporation rate and strong solvency make it a preferred carrier and process solvent where controlled drying and compatibility with demanding formulations are required for manufacturers.

In printing and packaging, DPGDME functions as a slow-release solvent in ink formulations, helping to control flow and prevent premature drying on press during high-speed production cycles. Coatings manufacturers incorporate it as a coalescing solvent in waterborne and solvent-borne systems, improving film formation and leveling in architectural and industrial finishes for better durability.

In adhesive and sealant production, it acts as a reactive diluent and carrier solvent, supporting viscosity adjustment without compromising bond performance or the integrity of the final product. Industrial and institutional cleaning formulators use it as a degreasing solvent in hard-surface cleaners, where its low volatility reduces worker exposure while maintaining effective soil removal.

Dipropylene glycol dimethyl ether is supplied as a clear liquid in standard drum and IBC packaging. Technical grade is the primary commercial specification for most industrial applications. Purity levels are typically at 98% or higher to ensure consistent performance. Bulk tanker supply is available for high-volume industrial customers requiring large scale chemical distribution.

Other Names (Synonyms)

DPGDME|DPDME|1-methoxy-3-(3-methoxypropoxy)propane|RefChem:197053|Propane, 1,1'-oxybis[3-methoxy-|Propane, oxybis(methoxy-|Oxybis[methoxypropane]

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

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Physical Properties

Melting Point -80°C
Boiling Point 175 °C
Density 0.8986 g/cm³ (liquid) @ Temp: 25 °C
Flash Point 149 °F
Color Colorless to Almost colorless
Form clear liquid
Vapor Pressure 0.8 hPa (20 °C)
Refractive Index n 20/D 1.408
Log P 0.434 (est)

Safety & Handling (Learn More)

Warning
GHS07· Irritant

Hazard Statements

H319 Causes serious eye irritation

Precautionary Statements

P280 Wear protective gloves/protective clothing/eye protection/face protection.
P264+P265 Wash … thoroughly after handling.
P337+P317 If eye irritation persists: Get medical advice/attention. Get emergency medical help.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Trade & Regulatory

HS Code 29091990
Packing Group III
Storage Class 10 - Combustible liquids
WGK (Germany) 1

Documentation

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