Accelerate your drug discovery projects with MedChemExpress (MCE), a globally trusted provider of screening libraries and small molecules. For a limited time, enjoy an exclusive 20% discount on MCE screening libraries, including bioactive, diversity, natural product, fragment, and AI-enabled collections.
Why choose MCE Screening Libraries for your research?
- 200+ ready-to-use screening libraries covering a broad range of therapeutic areas and targets.
- More than 18 million available compounds with validated bioactivity and physicochemical data.
- Strict quality control ensuring reliable and reproducible screening results.
- Fast delivery with many libraries available from stock.
- Flexible custom library services including compound selection, quantities, formats, and plate map design.
Take advantage of our MCE screening library promotion
Get in touch with our experts today and find the ideal library for your screening campaign. Whether you require a ready-to-use collection or a fully customized screening solution, our team can help.
Promocode: MCE26-3
Valid until: 31.12.2026
This promotion is not summable with other discounts and applies only to the listed products. Discount cannot be provided retrospectively.

Best price guarantee
We guarantee the best price in Switzerland for MCE. Please reach out to us to request a price match, if you found a lower price in Switzerland.

MCE - MedChemExpress
MedChemExpress offers high quality small molecules, reference compounds, APIs & natural compounds and inhibitor libraries. Supreme quality and rigorous QC testing by HNMR, LC-MS and HPLC - stability testing. Most compounds are tested for activity.