Polyethylenimine, Linear, MW 2,500 (PEI 2500)
CAS Number:
9002-98-6, 26913-06-4
Linear Formula:
(CH2CH2NH)n
In stock
Linear polyethylenimine (L-PEI 2500) is a high-charge cationic polymer that readily binds highly anionic substrates. Industrially, linear PEI can improve the appearance of negatively charged dyes by modulating their properties and improving their adherence to surfaces.
Shipping Requirements:
None
Melting Point:
75-90°
Solubility:
hot water, cold water at low pH, methanol, and ethanol
Insoluble In: Benzene, ethyl ether, acetone, and cold water.
Insoluble In: Benzene, ethyl ether, acetone, and cold water.
Appearance:
Tan to brown solid
Molecular Weight:
2,500
Siegman S, Truong NF, Segura T. (2015). Encapsulation of PEGylated low-molecular-weight PEI polyplexes in hyaluronic acid hydrogels reduces aggregation. Acta Biomater. in Press, doi:10.1016/j.actbio.2015.09.020
Liu X, Heiler DJ. (2010). Contact Lens Care Solutions with a Low Molecular Weight Oligomer." U.S. Patent 20,100,086,514, issued April 8, 2010.
Hazards:
Irritant
Unknown
Unknown
Handling:
Gloves & chemical goggles
Storage:
Store at room temperature
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