Poly(ethylene glycol)

SIAL/81288 - analytical standard, for GPC, 1,000

Synonym: PEG

CAS Number: 25322-68-3
MDL Number: MFCD00081839
Linear Formula: H(OCH₂CH₂)_nOH
Product Type: Chemical

application(s)	cleaning products cosmetics food and beverages personal care
format	neat
grade	analytical standard
	for GPC
InChI	1S/C2H6O2/c3-1-2-4/h3-4H,1-2H2
InChI key	LYCAIKOWRPUZTN-UHFFFAOYSA-N
M_w/M_n	~1.05
mol wt	M_n ~900
	M_p ~970
	M_w ~940
Quality Level	100
shelf life	limited shelf life, expiry date on the label
SMILES string	C(CO)O
storage temp.	2-8°C
technique(s)	gel permeation chromatography (GPC): suitable

Application:

Disulfide-Cross-Linked Tetra-PEG Gels: Recent advancements in biocompatible polymers include the development of disulfide-cross-linked tetra-PEG gels, which hold significant potential in drug delivery systems due to their enhanced mechanical properties and stability (Meng et al., 2024 ).

Solvent-Free Sample Preparation for Polymer Analysis: Poly(ethylene glycol) (PEG) has been utilized in innovative solvent-free sample preparations for matrix-assisted laser desorption/ionization time-of-flight mass spectrometry, improving the analysis of polymer blends essential in biotechnological applications (Dalgic and Weidner, 2024 ).

Mammalian Cell Membrane Hybrid Polymersomes: PEG-based mammalian cell membrane hybrid polymersomes have been developed for mRNA delivery, showcasing the utility of PEG in creating biocompatible and efficient drug delivery vehicles (Shin et al., 2024 ).

Modular Synthesis of PEG-Dendritic Block Copolymers: The modular synthesis of PEG-dendritic block copolymers for drug delivery demonstrates the versatility of PEG in forming tailored nanostructures for targeted therapeutic applications (Parcero-Bouzas et al., 2024 ).

Improvement in Bioplastics Properties: Poly(ethylene glycol) has been employed to enhance the crystallization, thermal, and mechanical properties of bioplastics, highlighting its role in advancing polymer research for sustainable materials development (Pakkethati et al., 2024 ).

General description:

Poly(ethylene glycol) is a nontoxic and water-soluble polymer, which may find applications in drug delivery systems.

RIDADR	NONH for all modes of transport
WGK Germany	WGK 1
Flash Point(F)	Not applicable
Flash Point(C)	Not applicable

Storage Temp.	2-8°C
UNSPSC	41116107