Protheragen has a full range of high-quality peptides. From the common basic amino acids and protected amino acids to various functional peptides, our products are the basic raw materials for drug discovery, peptide synthesis, life science research, and drug production.

Our Peptide Range

Our product line meticulously covers every aspect of peptide research and production.

• Raw materials for peptide chain synthesis

Our products include all L-type and D-type amino acids and their derivatives, such as L-Serine, L-Valine, and D-Ala-OH, which are used as basic building blocks for assembling peptide chains.

• Fmoc/Boc-protected amino acids

We have comprehensive amino acids with protected groups used in solid-phase peptide synthesis as basic materials.

Fmoc Series: Fmoc-Ala-OH, Fmoc-Tyr(tBu)-OH, Fmoc-Lys(Boc)-OH, Fmoc-Asp(OtBu)-OH, etc., provide excellent side-chain protection for smooth, high-purity synthesis.

Boc/Cbz Series: Boc-Leu-OH, Boc-Arg(Tos)-OH, Z-Phe-OH, etc., provide classical options for specific strategies.

• Speciality amino acids & intermediates

Our products include various modified amino acids such as N-Acetyl-L-cysteine and N-Acetyl-L-proline as well as other unique building blocks for complex peptides.

• Active pharmaceutical ingredients & functional peptides

Our products cover a variety of bioactive peptide compounds involved in metabolism, reproduction, neuroscience, and other fields, such as:

Hormone analogs: such as Oxytocin, Desmopressin acetate

Somatostatin analogs: such as Octreotide acetate, Lanreotide acetate

New therapeutic peptides: such as Trizepatide, Ziconotide

Our Advantages

• Our strict production process control and quality management system give our products excellent purity and stability from batch to batch.
• From gram-scale research samples to kilogram-scale commercial supplies, our extensive product library caters to diverse needs across early R&D and large-scale production phases.
• Our products leverage cutting-edge synthesis techniques, providing raw materials for the latest protection strategies.

Applications of Our Peptides

• Innovative drug development: Used to construct novel peptide therapeutics for diabetes, obesity, cancer, autoimmune diseases, and more.
• Peptide vaccine development: Serve as critical components of antigenic epitopes.
• Chemical biology research: Functioning as probes to study protein-protein interactions, signaling pathways, and cellular functions.
• Diagnostic reagent development: Acting as a core reagent for detecting antibodies and biomarkers.
• Cosmetics and functional foods: Incorporated into high-end formulations with specific biological activities.

Our peptides are essential materials driving innovation across numerous fields. If you cannot find the product you need in our catalog or require more detailed information, please contact us. We will get back to you within 2-4 working days.