Peptide Synthesis Supporting Products & Integrated Solutions

High-Quality Reagents and Raw Materials for Reliable Peptide Manufacturing

Peptide innovation starts with consistent and high-purity synthesis reagents. J&K Scientific provides a comprehensive portfolio of supporting products for solid-phase and liquid-phase peptide synthesis, covering protected amino acids, coupling reagents, resins, deprotection agents, and purification auxiliaries.

Designed to support research laboratories, CDMOs, and industrial peptide manufacturers, our solutions ensure high coupling efficiency, minimized racemization, and scalable process reliability from early-stage discovery to large-scale production.

Product Portfolio for Peptide Synthesis

• Fmoc- & Boc-Protected Amino Acids

We supply a wide range of protected amino acids with strict quality control and consistent purity.

• • Fmoc-protected amino acids
  • Boc-protected amino acids
  • Side-chain protected derivatives
  • Unnatural and modified amino acids

Key Benefits:
✔ High optical purity
✔ Low residual solvents and impurities
✔ Batch-to-batch consistency

• Coupling Reagents & Activators

High-efficiency coupling reagents are essential for peptide chain elongation. Our portfolio includes:

• • HATU, HBTU, TBTU
  • DIC, EDC
  • Oxyma Pure
  • DCC and related carbodiimides

Advantages:
✔ High coupling efficiency
✔ Reduced epimerization
✔ Suitable for automated synthesizers

• Solid-Phase Resins

Reliable resins ensure optimal loading capacity and cleavage performance.

• • Wang Resin
  • Rink Amide Resin
  • 2-Chlorotrityl Chloride Resin
  • PEG-based resins

Features:
✔ Uniform particle size
✔ Controlled substitution levels
✔ Excellent swelling properties

• Deprotection & Cleavage Reagents

  • Piperidine
  • TFA (Trifluoroacetic Acid)
  • Scavengers (TIS, EDT, Water mixtures)

Optimized for efficient deprotection while minimizing side reactions and protecting sensitive sequences.

• Solvents & Process Auxiliaries

  • DMF, DCM, NMP (peptide-grade)
  • Bases (DIPEA, TEA)
  • Buffer components
  • Purification reagents

High purity and low moisture content support reproducible synthesis and downstream processing.

Applications

Our peptide synthesis supporting products are widely used in:

• Pharmaceutical peptide API manufacturing
• Vaccine peptide development
• Diagnostic peptides
• Cosmetic peptides
• Research-scale peptide libraries
• Custom peptide synthesis services

Why Choose J&K Scientific

✔ Comprehensive portfolio covering the full peptide synthesis workflow
✔ High purity suitable for research and industrial production
✔ Scalable supply from gram to bulk quantities
✔ Reliable documentation and quality traceability
✔ Technical support for process optimization

We help peptide manufacturers improve yield, purity, and process efficiency while maintaining regulatory-ready quality standards.

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