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25322-68-3 - Polyethylene glycol 200 - PEG 200 - B21918 - Alfa Aesar

B21918 Polyethylene glycol 200

CAS-Nummer
25322-68-3
Synonyme
PEG 200

Größe Preis ($) Menge Verfügbarkeit
250g 26,80
500g 46,90
1000g 60,10
Zum Warenkorb hinzufügen Zur Angebotsanfrage hinzufügen Artikel anzeigen

Polyethylene glycol 200

MDL
MFCD01779596
EINECS
203-473-3

Chemische Eigenschaften

Formel
H(OCH2CH2)nOH
Schmelzpunkt
-55 to -40°
Flammpunkt
171°(339°F)
Dichte
1.127
Brechungsindex
1.4590
Sensitivität
Hygroscopic
Löslichkeit
Soluble in water and organic solvents. Insoluble in aliphatic hydrocarbons.

Anwendungen

Polyethylene glycol is used in electron microscopy. It is used as a solvent, a dye carrier in inks and a dispersant in water based coatings. Its derivatives like PEG esters are used as surfactants. In the textile industry, it is used as a lubricant, softener, dye carrier dispersant and an anti-static agent. It finds application in personal care products like skin creams, lotions and bath gels.

Bemerkungen

Incompatible with strong oxidizing agents.

Literaturverweise

A mixture of PEG200 with dichloromethane has been recommended as a solvent system for the Sandmeyer conversion of aromatic amines to halides, giving particularly good results for aryl chlorides: J. Chem. Soc., Chem. Commun., 1523 (1984).

For use of polyethylene glycols as phase-transfer catalysts, see Polyethyl­ene glycol 400, B21992.

Zhao, T.; Xu, Q.; Xiao, J.; Wei, X. Excess Properties and Spectroscopic Studies for Binary System of Polyethylene Glycol 200 (1)+ Dimethyl Sulfoxide (2) at T=(298.15 to 318.15) K. J. Chem. Eng. Data 2015, 60 (7), 2135-2145.

Jouyban, A.; Soleymani, J.; Soltanpour, S. Solubility of ketoconazole in polyethylene glycol 200+ water mixtures at 298.2-318.2 K. J. Solution Chem 2014, 43 (5), 950-958.

Weitere Referenzen

Merck
14,7568
Harmonized Tariff Code
3907.20
TSCA
Yes
RTECS
TQ3600000

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