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740888 Sigma-Aldrich

Poly(ethylene glycol) bis(2-bromoisobutyrate)

average Mn 1,000

Synonym: PEG ATRP initiator, PEG BIBB

  • Linear Formula C4H6O2Br(C2H4O)nC4H6OBr

  •  NACRES NA.23

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Properties

Related Categories 2-Bromoisobutyrate, ATRP, ATRP Initiators, Homobifunctional PEGs, Materials Science,
Quality Level   100
form   solid
mol wt   PEG Mn 1,000
  average Mn 1,000
mp   >250 °C
storage temp.   2-8°C

Description

General description

Degree of functionality: >= 90%

Packaging

1 g in glass bottle

Application

Poly(ethylene glycol) Macroinitiator useful for the inclusion of a PEG block via controlled radical polymerization.

Poly(ethylene glycol)-containing ATRP initiator for generating a triblock copolymer with a PEG block in the center.

Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
3

Documents

Certificate of Analysis (COA)

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Protocols & Articles

Articles

Applying ARGET ATRP to the Growth of Polymer Brush Thin Films by Surface-initiated Polymerization

In 2006, Matyjaszewski and co-workers first described controlled radical polymerization by Activators ReGenerated by Electron Transfer Atom Transfer Radical Polymerization (ARGET ATRP),1-3 a developm...
Keywords: Antimicrobials, Ligands, Nanotubes, Oxidations, Polymerization reactions, Radical polymerization, Reductions, Reversible addition-fragmentation chain transfer polymerizations, Solution polymerization, Solvents

Copper(I)-mediated Living Radical Polymerization in the Presence of Pyridylmethanimine Ligands

Emergence of living radical polymerization mediated by transition metal catalysts in 1995 was a seminal piece of work in the field of synthetic polymer chemistry.1-3 Since this date, many transition ...
Keywords: Catalysis, Condensations, Evaporation, Filtration, Ligands, Oxidations, Polymer science, Polymerization reactions, Precipitation, Purification, Radical polymerization, Reductions, Solvents

Polyethylene Glycol (PEG) Selection Guide

Poly(ethylene glycol) (PEG) is a synthetic, hydrophilic, biocompatible polymer with widespread use in biomedical and other applications. PEGs are synthesized using a ring-opening polymerization of et...
Keywords: Adhesion, Bacterial conjugations, Click chemistry, Molecular biology, PEGylations, Polymerization reactions, Ring-opening polymerization

Typical Procedures for Polymerizing via ATRP

The following two procedures describe two ATRP polymerization reactions as performed by Prof. Dave Hadddleton′s research group at the University of Warwick.
Keywords: Gas chromatography, Ligands, Nuclear magnetic resonance spectroscopy, Polymerization reactions, Size-exclusion chromatography, Solvents

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