MedChem Express (MCE) - Spring Promotion March 2026

38% off compound libraries, peptides, proteins, antibodies, assays, kits & custom services

Take advantage of a 38% discount across multiple MedChemExpress product categories frequently used in drug discovery, target validation, mechanistic biology, and assay development.

Order now for -38%

Valid until 31st March 2026.
Not summable with other discounts.

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38% off - Ready-to-use compound Libraries

  • 250+ ready-to-use compound libraries
  • 30,000+ in stock bioactive compounds with known targets
  • Covering the latest-reported molecules
  • Cherry-picked libraries with customizable options: specific compounds, quantities, plate maps, Concentrations, and form (solid or solution)…
  • Suitable for drug repurposing, target mechanism analysis, compound function development, omics research, and more.
MCE - Compound library IMG
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38% off - Recombinant Proteins

MCE Recombinant Proteins
Order Rec. Proteins for -38%
  • > 14’000 recombinant proteins – Cytokines, Growth Factors, Enzymes, Viral Proteins, etc.
  • Superior Purity –  >90%, many lots >95%
  • Outstanding Bioactivity – validated by relevant assays
  • Low Endotoxin Levels –  <1.0 EU/µg or <0.1 EU/µg
  • Flexible Package Size – From trial to bulk

Details about Recombinant Protein Promotion

38% off - Peptides

  • 8,000+ peptides covering hot targets such as GLP-1R, AMTR, β-Amyloid, ion channels, PI3K, and more.

  • Strict Quality Control: Each product is tested by MS and HPLC to ensure high purity and reliability.

peptides
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38% off - Isotope-labeled Compounds

Isotpoe-labeled compounds
Order for -38%
  • 11,000+ non-radioactive isotope-labeled compounds
  • Quantitative Accuracy: reach up to PPM level.
  • Longer Tracing Time: not limited by half-life.
  • Labeled Options: 2H (D), 13C, 15N, 17O/18O, etc.
  • Compound Types: inhibitors, vitamins, amino acids, metabolites, etc.

38% off - Kits

  • Molecular Biology Kits: For cloning and genetic profiling
  • Protein Biology Kits: Protein purification and analysis
  • Cell Biology Kits: Tailored for cell culture and viability studies
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38% off - Reference Standards

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Order Standard for -38%
  • 10,000+  reference standards: detailed analytical documentation (structure, purity, quantity). ISO 17025 compliance.
  • Broad Categories: biology, medicine, food, environmental science.
  • Rigorous Quality Testing: NMR, MS, KF, LOD, TGA and qNMR

38% off - Antibodies

  • 9,000+ premium 1° antibodies and a wide range of 2° antibodies
  • High Specificity and Affinity: Recombinant monoclonal antibodies.
  • Rigorous Quality Control: ensured consistent, reliable performance
Antibodies
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38% off - Fluorescent Dyes

  • 3,000+ high-quality fluorescent dye probes featuring high sensitivity, stability, and fluorescence intensity, helping ensure reliable results across a broad range of research needs.
Dyes
Browse Dyes for -38%

38% off - Oligonucleotides

siRNA
Order for -38%
  • 29,000+ Pre-Designed siRNA Set – 3 siRNAs for target gene (human, mouse, or rat), a negative control, a positive control, and a FAM-labeled negative control.
  • 18,000+ miRNA Tools – miRNA mimics, inhibitors, agomirs, and antagomirs.

38% off - Biochemical Assay Reagents

MCE offers a comprehensive portfolio of reagents, including co-solvents, enzymes, enzyme substrates, cell assay reagents, and indicators. Designed to meet diverse experimental needs, MCE’s reagents deliver robust performance and reliable results.

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Browse Reagents for -38%

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