Building Blocks

  1. Maleimide Crosslinkers

    Maleimides provide versatile options for connecting payloads to proteins and other biomolecules. Discover how our bifunctional thiol reactive crosslinkers can support your project. Read on!

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  2. PotM: Perfluorobiphenyl Building Blocks for Site-Selective Cysteine Conjugation

    Herein, we present functionalized perfluorobiphenyl building blocks which can be used for site-selective π-clamp mediated cysteine conjugation. Read on for more details about this general method!

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  3. PotM: Argpyrimidine Building Block for SPPS

    Argpyrimidine is the result of a Maillard Reaction-like nonenzymatic posttranslational modification. You want to investigate the effect of this change on function and stability? Get the building block!

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  4. PotM: CliCr® - an innovative click reagent

    Herein, we present CliCr® as an innovative cyclic alkyne for metal-free strain-promoted click chemistry. Read our blog for detailed information about CliCr® reagents based on TMTHSI and check out available derivatives!

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  5. Acylation Efficiencies on Ser and Thr Pseudoproline Monomers

    In two joint studies together with Prof. F. Albericio we investigated the coupling efficiencies of Ser and Thr pseudoproline monomers and their use for the synthesis of inaccessible peptide sequenes. Read on!

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  6. Abraligabra - Reagents and Building Blocks for Chemical Ligation

    We can’t get enough of new products and innovations! Read this blog to get detailed information on the cyanylating reagent NTCB as well as selenocysteine amino acids, both useful tools for peptide ligation.

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  7. A Systematic Comparison of Different Methods to Tackle Aspartimide Formation

    Read on for detailed information on the results of our comparative study on different methods to tackle aspartimide formation. Click here!

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  8. Peptide Blockbusters Liraglutide and Semaglutide

    Iris Biotech offers the main building blocks for the synthesis of Liraglutide and Semaglutide and commonly observed impurities as well as reference standards. Read on for more information!

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  9. Fatty Acid Building Blocks

    We are providing variously functionalized, protected and unprotected fatty acid derivatives suitable for SPPS and further conjugation, e.g. via Click chemistry. Read on to discover our portfolio.

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  10. Sarcosine Building Blocks

    Interested in the introduction of Sarcosine (N-methylglycine), e.g. for hydrophilicity increase of your derivative of choice or for PEG replacement? Check-out our available Sarcosine building blocks!

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