Small-Molecule Drug Discovery

Overcome your drug discovery challenges with Thermo Fisher Scientific's comprehensive portfolio for small molecule drug discovery. Our range of bioactive molecules can help you select the right assay, then our highly diverse screening libraries provide a higher chance of Hit identification. After which our expansive collection of building blocks and reagents enable you to optimize your hits through Structure Activity Relationship (SAR) and finally scale your lead candidates through our custom and bulk solutions. Working with a single partner simplifies your discovery process, enhancing efficiency and reproducibility.

Maybridge screening compounds and libraries have been at the forefront of innovative screening compound design for over 50 years, supporting the needs of drug discovery scientists in their pursuit of novel molecules of pharmaceutical interest.

Extended library files now include bioactives - Released September 2025