Herein we highlight products which we consider to be of special interest to our customers.

  1. beta,beta-Dimethyl Amino Acids

    The use of bioactive peptides has increased over the recent years as they attracted attention for their use as therapeutic agents. read more
  2. Polyarginine

    Polyarginines are well known for their ability to enhance cell penetration. read more
  3. Poly(L-Glutamic Acid)

    Poly-(α-L-glutamic acid) is a synthetic polypeptide of L-Glu linked by the alpha-amino groups (α-PGA). These polyanionic and biodegradable polymers can be used for a variety of purposes. read more
  4. Polylysines

    Polylysines are polymers of the canonical amino acid Lysine, and are characterized by their high charge density caused by the presence of one free amino group per lysine monomer.

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  5. Lysine Dendrons

    We now offer a series of Lysine dendrons for chemoselective functionalization of molecules containing carbonyl groups. These multivalent molecules carry diverse types of moieties, such as amine- or hydroxyl-groups, DOTA chelators or triphenylphosphonium (TPP) cations.

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  6. PEG-Conjugates of Folic Acid and Cholesterol

    Conjugates of PEG and folic acid or cholesterol, respectively, combine the positive properties of these molecules. Those conjugates are available with a wide variety of functional groups and different PEG chain lengths to suit your needs.

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  7. Photocleavable NCL-Auxiliary Glycine

    This innovative auxiliary facilitates Native Chemical Ligation at the position of a Glycine residue in a peptide sequence. The auxiliary can be further functionalized, e.g. by PEGylation. Following NCL, the auxiliary is removed by irradiation with UV light.

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  8. Omniligase-1 for Efficient Peptide Ligation

    Omniligase-1 enables efficient and racemization-free ligation of two side-chain unprotected peptide fragments at many different positions. Test this innovative enzyme developed by EnzyPep B.V. using the complementary model peptides included in our kit!

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  9. Msbh, a Safety Catch Cysteine Protecting Group for the Synthesis of Cyclic Peptides

    The regioselective formation of multiple disulfide bonds is often a synthetic challenge. We now offer an innovative safety-catch Cys protecting group that allows selective deprotection of the sulfhydryl group and is a valuable addition to the peptide chemist’s toolbox.

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  10. 3rd Generation Click Chemistry: Tetrazine and TCO Derivatives for Copper-free Conjugation

    The reaction between a tetrazine (Tz) and a trans-cyclooctene (TCO) is the innovative third generation Click reaction that proceeds without the use of copper or other catalyst. It is rapid, fully bioorthogonal and excels at very low concentrations.

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