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Polyethylenimine Hydrochloride, Linear (MW 5,500)


Polyethylenimine (PEI) is a synthetic cationic polymer with high charge density and chain flexibility. It is the most widely investigated cationic polymer for non-viral delivery of nucleic acids. Linear PEI can be an effective carrier for a wide range of gene medicine including DNA plasmids, small interfering RNAs, and mRNAs.  

Polyethylenimine HCl, Linear, Mw 5,500 (L-PEI HCl 5500) is supplied as a hydrochloride salt for ease of handling and high water solubility. 

For research use only.



Appearance: White solid
CAS Number: 49553-93-7
Molecular Formula: (CH2CH2NH•HCl)n
Molecular Weight: average Mn 5500
PDI: <1.3
Storage Condition: 2-8 ℃
Shipping Condition: Room temperature

To order

Buy Cat.No. Product name Size Price
P016-1 PEI 1 g $100
P016-2 PEI 5 g $300


Product Information (PDF): P016