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  1. Fmoc-MeDbz-OH – Available on Large Scale

    Are you using the Fmoc-MeDbz-OH Dawson Linker in large scale on a regular basis? A robust and economic processallows us to promptly provide you with kg quantities at competitive prices and in high quality.

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  2. DACNs for Strain-Promoted Azide-Alkyne Cycloadditions (SPAAC)

    Herein we present substituted diazacyclononynes (DACNs) as versatile tools for metal-free strain-promoted Click Chemistry that are characterized by high reactivity and stability, both thermally and chemically.

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  3. PotM: Asp(CSY) – Tackling Aspartimide Formation

    Fmoc-Asp(CSY)-OH – an innovative building block to suppress aspartimide formation during peptide synthesis by utilizing cyanosulfurylide as carboxylic acid protecting group. Read on to find our more!

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  4. Adamantyls are a Chemist’s Best Friend

    The highly lipophilic, bulky adamantyl motif is a promising and validated building block to increase the drug-qualities of lead compounds without increasing their toxicity.

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  5. Ramage Linker

    An efficient, versatile linker developed for the synthesis of C-terminal primary/secondary amides and hydrazides as well as peptide alcohols, which is compatible with SPPS and suppresses side reactions.

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  6. Aminooxy-Amino Acid Derivatives

    Herein, we present aminooxy-amino acids reported for peptide synthesis via oxime ligation, cyclization via oxime formation, derivatization e.g. by glycosylation, or chelation. Read on to find out more.

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  7. Arginine Derivatives Suitable for Side-Chain Derivatization

    Herein we present two arginine derivatives, in which the native guanidino group is replaced by an isosteric amino-functionalized carbamoylated guanidino group that can serve as an attachment point for further derivatization.

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  8. Bulky Aspartate Protecting Groups to Avoid Aspartimide Formation

    Frustrated by aspartimide formation during peptide synthesis? Iris Biotech presents aspartate derivatives with bulky side chain protecting groups that minimize the formation of aspartimide-related side-products.

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