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736678 Sigma-Aldrich

Tetra(ethylene glycol) dithiol

97%

Synonym: 2,2′-[2,2′-Oxybis(ethane-2,1-diyl)bis(oxy)]diethanethiol, Diethylene glycol di(ethanethiol)

  • CAS Number 2781-02-4

  • Empirical Formula (Hill Notation) C8H18O3S2

  • Molecular Weight 226.36

  •  MDL number MFCD18910705

  •  PubChem Substance ID 329765130

  •  NACRES NA.23

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Properties

Related Categories Chemical Biology, Chemical Synthesis, Dithiols, Functionalized Oligoethylene Glycol, Homobifunctional PEGs,
Quality Level   100
assay   97%
reaction suitability   reagent type: cross-linking reagent
reactivity: thiol reactive
refractive index   n20/D 1.502
density   1.100 g/mL at 25 °C
polymer architecture   shape : linear
functionality : homobifunctional
storage temp.   2-8°C
SMILES string   SCCOCCOCCOCCS
InChI   1S/C8H18O3S2/c12-7-5-10-3-1-9-2-4-11-6-8-13/h12-13H,1-8H2
InChI key   MCINHQIUGNVTLG-UHFFFAOYSA-N

Description

Packaging

500 mg in glass bottle

Safety & Documentation

Safety Information

Symbol 
GHS06  GHS06
Signal word 
Danger
Hazard statements 
Target organs 
Respiratory system
RIDADR 
UN 2810 6.1 / PGIII
WGK Germany 
WGK 3
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable

Documents

Certificate of Analysis (COA)

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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

Self-Assembled Monolayers: Advantages of Pure Alkanethiols

In the 1980’s, scientists discovered that alkanethiols spontaneously assembled on noble metals. This new area of science opened the doors to a simple way of creating surfaces of virtually any desired...
Dr. Maxi Boeckl, Dr. Daniel Graham
Material Matters 2006, 1.2, 3.
Keywords: Adsorption, Electrochemical analysis, Electronics, Mass spectrometry, Microarray Analysis, Nucleic acid hybridization, PAGE, Purification, Spectroscopy

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