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373869 Sigma-Aldrich

Glycerol propoxylate-block-ethoxylate

average Mn ~4,000

  • CAS Number 9082-00-2

  • Empirical Formula (Hill Notation) C8H22O7

  • Molecular Weight 230.26

  •  MDL number MFCD00132859

  •  PubChem Substance ID 24863266

  •  NACRES NA.23

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Properties

Related Categories Materials Science, Multi-arm PEG Block Copolymers, PEG Dendrimers and Multi-arm PEGs, Poly(ethylene glycol) and Poly(ethylene oxide), Polymer Science,
vapor density   >1 (vs air)
vapor pressure   <0.3 mmHg ( 20 °C)
mol wt   average Mn ~4,000
contains   400-800 ppm BHT as inhibitor
composition   ethoxylate, 15%
  propoxylate, 85%
functionality   2.5
viscosity   725 cP(25 °C)(lit.)
hydroxyl value   35 mg KOH/g
solubility   H2O: <0.1 % (w/w) at 25 °C
density   1.017 g/mL at 25 °C
storage temp.   room temp
SMILES string   OCCO.CC(O)CO.OCC(O)CO
InChI   1S/C3H8O3.C3H8O2.C2H6O2/c4-1-3(6)2-5;1-3(5)2-4;3-1-2-4/h3-6H,1-2H2;3-5H,2H2,1H3;3-4H,1-2H2
InChI key   VKVYTKULMKDWLP-UHFFFAOYSA-N

Description

Packaging

250 g in poly bottle

Safety & Documentation

Safety Information

Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
WGK 1
RTECS 
TQ8170000
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable
Protocols & Articles

Articles

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

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