Dipropylene glycol CAS 25265-71-8

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Chemical Name: Dipropylene glycol
CAS No.: 25265-71-8
Molecular Fomula: C6H14O3
Molecular weight: 134.17
Appearance: Clear yellow to orange-red, product may darken during storage Liquid

Sample: Available

Dipropylene glycol CAS# 25265-71-8

Description of Dipropylene glycol

Dipropylene glycol is a mixture of three isomeric chemical compounds, 4-oxa-2,6-heptandiol, 2-(2-hydroxy-propoxy)-propan-1-ol, and 2-(2-hydroxy-1-methyl-ethoxy)-propan-1-ol. It is a colorless, nearly odorless liquid with a high boiling point and low toxicity.

Basic Info of Dipropylene glycol

Basic Info

Chemical Name

Dipropylene glycol


oxybis-Propanol;oxydipropanol;dipropylene glycols,mixture of;Dipropylene Glycol;Propanol, oxybis-;



Molecular Formula


Molecular Weight






Safety Info



Safety Statements


HS Code


WGK Germany



UN 2810


Appearance & Physical State

colourless liquid



Boiling Point

230.5ºC at 760 mmHg

Melting Point


Flash Point


Refractive Index


Water Solubility



Stable. Combustible. Incompatible with strong oxidizing agents.

Storage Condition

Keep in a cool, dry, dark location in a tightly sealed container or cylinder. Keep away from incompatible materials, ignition sources and untrained individuals. Secure and label area. Protect containers/cylinders from physical damage.

Vapor Density

4.6 (vs air)

Vapor Pressure

<0.01 mm Hg ( 20 °C)

Numbering system

BRN number


EINECS number


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What is Dipropylene glycol?

With the progress of science and technology and the development of society, chemical products have invariably permeated our daily lives, in medicine, food, cosmetics, electronics, industry, and other areas, becoming an essential part of our lives. One such product is Dipropylene glycol which has developed particularly rapidly in recent years. Do you know about Dipropylene glycol?

The official answer:Odourless, colourless, water-soluble and hygroscopic liquid, soluble in water and toluene. Has a pungent sweet taste, non-corrosive and low toxicity.

What’s the application of Dipropylene glycol?

Mainly used as a solvent for nitrocellulose, shellac varnish, cellulose acetate, etc. It is also used in the preparation of unsaturated polyester resins, plasticizers and synthetic detergents, and is also suitable for fragrances and cosmetics and other products that are sensitive to odours.


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