((Oxybis(ethane-2,1-diyl))bis(oxy))bis(ethane-2,1-diyl) bis(4-methylbenzenesulfonate) CAS No.37860-51-8 / Cat No.EBD2212044
((Oxybis(ethane-2,1-diyl))bis(oxy))bis(ethane-2,1-diyl) bis(4-methylbenzenesulfonate)
tetraethylene glycol ditosylate
Tetra(ethylene glycol)di-p-tosylate
Tetraethylene-di-p-tosylate
2,2-(Ethylenedioxy)triethyl ditosylate
Tetraethylene Glycol Di-P-Tosylate
oxybis(ethane-2,1-diyloxyethane-2,1-diyl) bis(4-methylbenzenesulfonate)
Properties
-
Appearance:
colorless to yellow
-
Density:
1.242 g/mL at 25 °C(lit.)
-
Flashing point:
110 °C
-
Coefficient of refraction:
n20/D 1.53(lit.)
Safety Information
-
Symbol:
-
Signal words:
Warning -
Hazard statements:
H315 Causes skin irritation.
H319 Causes serious eye irritation.
H335 May cause respiratory irritation.
-
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
NMR Spectrum
Prediction： 1H NMR (CDCl3) delta 2.44 (s, 2 CH3), 3.53-3.59 (m, 2 OCH2CH2O), 3.68 (t, J = 4.8 Hz, OCH2CH2OTs), 4.15 (t, J = 4.8 Hz, OCH2CH2OTs), 7.34 (d, J= 8.4 Hz, 4 ArH), 7.79 (d, J= 8.4 Hz, 4 ArH);
1H NMR
13C NMR
