Skip to Content
Merck
All Photos(1)

Key Documents

202312

Sigma-Aldrich

Poly(propylene glycol)

average Mn ~725

Synonym(s):

PPG, Poly(propylene oxide)

Sign Into View Organizational & Contract Pricing


About This Item

Linear Formula:
H[OCH(CH3)CH2]nOH
CAS Number:
MDL number:
UNSPSC Code:
12162002
PubChem Substance ID:
NACRES:
NA.23

vapor density

>1 (vs air)

vapor pressure

<0.01 mmHg ( 20 °C)

mol wt

average Mn ~725

contains

130-190 ppm proprietary phenolic antioxidant

refractive index

n20/D 1.449

viscosity

115 cSt(25 °C)(lit.)

hydroxyl value

147 mg KOH/g

solubility

water: miscible (completely)

density

1.007 g/mL at 25 °C

SMILES string

CC(O)CO

InChI

1S/C6H14O3/c1-5(8)4-9-6(2)3-7/h5-8H,3-4H2,1-2H3

InChI key

DUFKCOQISQKSAV-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

Application

  • Recycling of waste materials: Utilization of propylene glycol in the recycling of waste poly(vinyl chloride) to enhance the mechanical properties of new polymer composites (Hilary et al., 2021).
  • Dental composite improvement: Enhancement of dental composites′ conversion rates through the use of poly(propylene glycol) and urethane dimethacrylates, while also examining cytocompatibility (Walters et al., 2016).
  • 3D printing of scaffolds: Use of poly(propylene fumarate) and propylene glycol in 3D printing of resorbable tissue engineering scaffolds, demonstrating innovation in medical applications (Childers et al., 2015).

Storage Class Code

10 - Combustible liquids

WGK

WGK 1

Flash Point(F)

445.0 °F - closed cup

Flash Point(C)

229.44 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service