Welcome to Iris Biotech
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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: alpha-Iodo-omega-propargylacetamido poly(ethylene glycol) // Synonyms: I-PEG(20 kDa)-alkyne
from $425.00
In conjugation techniques with thiol groups from Cystein or other SH carrying moieties normally maleimides are used, which react also with other acid protons like for example from OH or NH2 and give appropriate unwanted impurities. The Iodo group reacts much more specifically with thiol resulting in much cleaner conjugates.
Quantitative reactivity profiling predicts functional cysteins in proteomes; K.Weerapana, C.Wang, G.M.Simon, F.Richter, S.Khare, M.B.D.Dillon, D.A.Bachovichin, K.Mowen, D.Baker,
B.J.Cravatt; Nature 2010; 468: 790-795.
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