Amino Acids

  1. Trifluoromethylated Amino Acids

    The incorporation of alpha-trifluoromethyl substituted amino acids into peptides increases proteolytic stability, enhances lipophilicity, and induces secondary structures. Read on to find out more!

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  2. Fmoc-L-Cys(Palm)-OH – A S-palmitoylated Cysteine building block

    Interested in studying the effect of palmitoylation on your peptide’s localization, function, and stability? Read on to find out more about the use of lipidated “fatty” amino acids!

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  3. Facilitating the synthesis of hydrophobic peptides and proteins

    Cys(Aapam): an Alloc protected Phacm linker as removable side chain modification for the incorporation of e.g. solubilizing tags facilitating the preparation of hydrophobic peptides and proteins.

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  4. PotM: Guanidino-Proline as rigid Arginine mimic

    Interested in structure activity studies on your Arginine containing peptide or further optimization for improved receptor binding? Explore our guanidino Proline derivatives as rigid Arginine mimics.

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  5. 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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  6. 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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  7. 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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  8. 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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  9. 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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  10. Cyclopropyl Modification

    Cyclopropanes represent important design elements in medicinal chemistry and are widely present in drug compounds. Read on to find out more about their full potential.

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