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373001

Sigma-Aldrich

Poly(ethylene glycol)

average Mn 4,600, hydroxyl

Synonym(s):

Polyethylene glycol, PEG

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About This Item

Linear Formula:
H(OCH2CH2)nOH
CAS Number:
25322-68-3
MDL number:
MFCD00081839
UNSPSC Code:
12352104
PubChem Substance ID:
24863190
NACRES:
NA.23

product name

Poly(ethylene glycol), average Mn 4,600

form

flakes

mol wt

average Mn 4,400-4,800
average Mn 4,600

viscosity

180 cSt(210 °F)

mp

57-61 °C (lit.)

Ω-end

hydroxyl

α-end

hydroxyl

SMILES string

C(CO)O

InChI

1S/C2H6O2/c3-1-2-4/h3-4H,1-2H2

InChI key

LYCAIKOWRPUZTN-UHFFFAOYSA-N

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General description

Poly(ethylene glycol) (PEG) is a biocompatible water soluble poly(ether) with low toxicity. It is majorly used as a biopolymer for the surface modification of biomaterials. Its properties include hydrophilicity and non-immunogenicity.

Application

PEG can be used in the formation of polymeric hydrogels for the formation of biomedical applications.

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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’.

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Bacterial adhesion is affected by the thickness and stiffness of poly (ethylene glycol) hydrogels
Kolewe KW, et al.
ACS Applied Materials & Interfaces, 10(3), 2275-2281 (2018)
Morphology of Photopolymerized End-linked Poly(ethylene glycol) Hydrogels by Small Angle X-ray Scattering
Waters DJ, et al.
Macromolecules, 43(16), 6861-6861 (2010)
Biomedical hydrogels
Burdick JA, et al.
Biomaterials, Artificial Organs and Tissue Engineering, 33(5), 107-115 (2005)
Nano-magnetic particles used in biomedicine: Core and coating materials
Karimi Z, et al.
Materials Science and Engineering Technology, 33(5), 2465-2475 (2013)
Idalis Villanueva et al.
Acta biomaterialia, 5(8), 2832-2846 (2009-06-11)
The pericellular matrix (PCM) surrounding chondrocytes is thought to play an important role in transmitting biochemical and biomechanical signals to the cells, which regulates many cellular functions including tissue homeostasis. To better understand chondrocytes interactions with their PCM, three-dimensional poly(ethylene
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