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25322-68-3 - Polyethylene glycol 4,000 - PEG 4000 - A16151 - Alfa Aesar

A16151 Polyethylene glycol 4,000

CAS Number
25322-68-3
Synonyms
PEG 4000

Size Price ($) Quantity Availability
250g 31.72
1000g 80.65
5000g 321.36
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Polyethylene glycol 4,000

MDL
MFCD01779612

Chemical Properties

Formula
H(OCH2CH2)nOH
Melting point
58-62°
Solubility
Soluble in water and organic solvents. Insoluble in aliphatic hydrocarbons.

Applications

Polyethylene glycol is used in gene delivery of protoplast transfection and incubation. It is used in the preparation of extraction for measuring cytosolic phosphoenolpyruvate carboxykinase (PEPCK) from plant tissues. It is useful to mediate DNA transformation into protoplasts derived from rice leaf sheaths.

Notes

M.W range 3,000-3,700. Hygroscopic. Incompatible with strong oxidizing agents.

Literature References

Robertson, L. M.; Wood, C. M. Measuring gill paracellular permeability with polyethylene glycol-4000 in freely swimming trout: proof of principle. J. Exp. Biol. 2014, 217 (9), 1425-1429.

Vasa, D. M.; Dalal, N.; Katz, J. M.; Roopwani, R.; Nevrekar, A.; Patel, H.; Buckner, I. S.; Wildfong, P. L. Physical characterization of drug: polymer dispersion behavior in polyethylene glycol 4000 solid dispersions using a suite of complementary analytical techniques. J. Pharm. Sci. 2014, 103 (9), 2911-2923.

Other References

Merck
14,7568
Harmonized Tariff Code
3907.20
TSCA
Yes
RTECS
TQ4050000

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