The first factor to consider is that, while these sanctions will hurt Russia‘s economy, Russia is far too large to be economically isolated in the same way Iran has been.(..)
For example, Russia‘s cooperation will be vital in continuing to maintain pressure on Iran in order to secure a long-term nuclear agreement. A hostile Russia could also challenge US and European interests in Syria and Iraq.(…)
Moreover, history seems to indicate that the most common domestic response to sanctions is for the people to rally around their national leadership.