Synapse's 4.0 release contains a new, integrated modeling document that enables you to create new estimation techniques from data and then use these techniques to design new chemical products.

Installation or Upgrade Procedure:

• Installation: If you have a license for version 4.0 and would like to install or reinstall the Professional Edition of Synapse, you can follow the procedure for a minor upgrade. Click here for instructions.
• Major Upgrade: If your license is for Synapse 3.0 or earlier, you must perform a major upgrade. You will need to pay an upgrade fee, update your license key, and then download and install the new version. Click here for instructions.