Making Molecules.

Discovering Chemistry.

Order previously inaccessible, diverse compounds with quick turnaround.

Faster, Cheaper and Smarter Retrosynthesis

Browse multiple synthesis options and find the best route at 5,000 compounds per hour. Improve synthesis at scale, unify chemistry knowledge, and make informed decisions on synthetic accessibility.

Comprehensive Compound Library

Access our growing database of over 2 million compounds with detailed properties and synthesis pathways. Filter by molecular weight, solubility, or reactivity.

"Chemi's platform reduced our compound sourcing time from weeks to hours. The retrosynthesis tools helped us discover three alternative pathways we hadn't considered."

— Dr. Sarah Chen, Lead Chemist at BioPharmX