Y-PEG40K-NHS average Mn 40,000

Y-shape PEG NHS from JenKem Technology is a Succinimidyl Carboxymethyl Ester with two PEG arms, reactive towards the amino group of lysine(s) on proteins or other biologics. Amine PEGylation with Y-shape PEG NHS can be completed in less than 1hr at p

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Product Name	Description	Item#	QTY
Y-PEG40K-Propionaldehyde average Mn 40,000	Y-shaped Propion Aldehyde PEG. Reactive PEG for N-terminal amine in the presence of a reducing reagent; less selective but more reactive compared with Y-AALD-40K; reacts at pH 5-8. JenKem Technology's patented products, Y-shape PEG derivatives, also	3042-JKA00171G	EA
Y-PEG40K-COOH average Mn 40,000	Y-shaped Carboxyl PEG suitable for amine PEGylation. JenKem Technology's patented products, Y-shape PEG derivatives, also known as branched PEG derivatives, contain two linear methoxy PEG chains attached to a central active core. JenKem proprietary Y	3042-JKA00191G	EA
Y-PEG40K-NH2 average Mn 40,000	JenKem proprietary Y-shape PEGs are more selective, due to their sterically bulky structure. The amine group is more reactive towards acylating agents than the hydroxyl group; readily undergoes reductive amination reactions.	3042-JKA00101G	EA
Y-PEG40K-Acetaldehyde average Mn 40,000	Y-shaped Acetaldehyde PEG. N-terminal amine reactive PEG in the presence of a reducing reagent; less reactive but more selective compared to linear PEG aldehydes; reacts at pH 5-8. JenKem Technology's patented products, Y-shape PEG derivatives, also	3042-JKA00031G	EA
Y-PEG40K-MAL average Mn 40,000	Y-shape Maleimide PEG. Thiol reactive PEG ; reacts at pH 5.0-6.5. JenKem Technology's patented products, Y-shape PEG derivatives, also known as branched PEG derivatives, contain two linear methoxy PEG chains attached to a central active core. JenKem	3042-JKA00021G	EA

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Y-PEG40K-NHS average Mn 40,000

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