https://chemsearch.kovsky.net/ – Chemistry Reference Resolver
https://app.knovel.com/kn/resources/kpPLCE0001/toc – Purification of Laboratory Chemicals (4th Edition)
https://schlenklinesurvivalguide.com/ – Schlenk Line Survival Guide
https://www.chem.rochester.edu/notvoodoo/ – Not Voodoo: Demystifying Organic Chemistry
https://www.organic-chemistry.org/ – Organic Chemistry Portal
http://www.cheminfo.org/flavor/cheminformatics/Database/Drugbank_structure_search/index.html – Drugbank Database Search Tool