1,3-Propanediol

1,3-propylene glycol is an organic compound, a colorless, tasteless liquid with hygroscopic and solubility, with two hydroxyl (hydroxyl) functional groups distributed on the number 1 and number 3 carbons of the molecule, hence the name. There are many uses in industry.

Product Summary

Nonproprietary Names: 1,3-propylene glycol

INCI Name: PROPANEDIOL

INCI Number: 00006

Chemical Name: 1,3-propylene glycol

CAS Registry Number: 504-63-2

EINECS Registry Number: 207-997-3

HS Registry Number: 2905320000

Molecular Formula: C3H8O2

Molecular Weight: 76.09 g / mol

Structural Formula:



Synonyms: 1,3-dihydroxypropane, propanediol, PDO

Product Functional Category and Applications

1、  The 1,3-propylene glycol diol nature makes it hydrophilic and helps to dissolve in water and organic solvents, so in some products it can be used to mix different components.

2、  Can help keep the skin or other surfaces moist and reduce dryness, so it can be added to cosmetics and skin care products to make them look healthier.

3、  It absorbs water from the surroundings, helping to keep the object moist. In some cooling systems, it can be used as a coolant to help control the temperature and keep the machine running properly.

4、  Can be used as part of the drug to help the drug become more easily absorbed by the body, and can extend its expiration date.

5. It can be used as a moisturizer and additive to make the food more delicious and keep it moist.

MSDS Specification and MSDS

apparent condition

Colorless transparent liquid

Viscosity (24°C)

44.923mm2/s

Density (25°C)

1.053g/mL

flash point

>99°C

 For specific product specifications and MSDS, please contact the product manager.

Product Package and Storage

Packaging: This product provides loose water, packaged in polyethylene plastic bucket or ton barrel, 250 kg or 1250 kg each.

Storage: should be stored in a ventilated, dry, cool warehouse, should be fire prevention.

Shelf life: 2 years (not unsealed).

Menu Products R&D Tel