Compound Discoverer 3.x to 3.5 Upgrade Instructions - Compound Discoverer 3.x to 3.5 Upgrade Instructions - Compound Discoverer Software - Compound Discoverer Software - Thermo Scientific™ Compound Discoverer™ is a licensed application. You can use the application for up to 60 days after installation without activating the software license. To obtain a permanent license or to upgrade from an earlier version of Compound Discoverer, please contact your Thermo Fisher Scientific Sales person. You can also request a quote via https://thermofisher.com/ compounddiscoverer.