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Thank you very much for your interest in our products. All prices listed on our website are ex-works, Germany, and may attract customs duties when imported.
You may/will be contacted by the shipping company for additional documentation that may be required by the US Customs for clearance.
We offer you the convenience of buying through a local partner, Peptide Solutions LLC who can import the shipment as well as prepay the customs duties and brokerage on your behalf and provide the convenience of a domestic sale.
Continue to Iris Biotech GmbHSend request to US distributorChemical name: Alkyne-PEG(4)-succinimidyl ester // Synonyms: Acetylene-PEG(4)-NHS ester, 2,5-dioxopyrrolidin-1-yl 4,7,10,13,16-pentaoxanonadec-18-yn-1-oate
from $300.00
Alkyne-PEG4-NHS Ester is a labeling reagent that can be used to modify primary amine groups (e.g., a side chain of lysine residues or aminosilane-coated surfaces) with a terminal alkyne group via a stable, covalent amide bond. The terminal alkyne group can be reacted with azides via CuAAC (Click reaction) enabling efficient and specific conjugation of derivatized molecules in biological samples.
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