I'm running OSX 10.6.8 with a 3.06 GHz Intel Core i3 processor. Will DW CS6 run on my iMac. Thanks for any info.
Based on the system requirements ( http://www.adobe.com/products/dreamweaver/tech-specs.html ) yes.
Try downloading the Trial version and see if it works OK for you.
It's free to use for 30 days.