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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.
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We offer you the convenience of buying though 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 distributor
PEGylating reagent with squaric acid ethyl ester, which reacts chemoselectively with amino functions of lysine in proteins. Guanidine functions of arginines, hydroxy groups of serine and threonine and imidazoles from histidines are not affected.
Squaric Acid Mediated Chemoselective PEGylation of Proteins: Reactivity of Single-Step-Activated α-Amino Poly(ethylene glycol)s; Carsten Dingels, Frederik Wurm, Manfred Wagner, Harm-Anton Klok, Holger Frey;
Chem. Eur. J. 2012; 18(52): 16828-16835. DOI: 10.1002/chem.201200182.
Synthetic Vaccines Consisting of Tumor-Associated MUC1 Glycopeptide Antigens and a T-Cell Epitope for the Induction of a Highly Specific Humoral Immune Response; Ulrika Westerlind, Alexandra Hobel, Nikola Gaidzik, Edgar Schmitt, Horst Kunz; Angew Chem Int Ed 2008; 47: 7551-7556. DOI: 10.1002/anie.200802102.
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