While it is recommended that you upgraded to the latest version of chemdraw(http://iuware.iu.edu/title.aspx?id=597), you might still need to locate your updated chemdraw serial number. To do this, follow the instructions below.
- Goto http://cambridgesoft.com
- Login to the website. If you do not know your password, you can request to have it emailed to you.
- Once you are logged in, click on the My Downloads. An example is shown below:
- Find the serial number for the version you have installed and is listed as active. An example is shown below: