You are right on the nuance. "try and catch me" for me, means I'm going to give it my all not to be caught and I believe I will not be caught. Good luck, try

You are right on the nuance. "try and catch me" for me, means I'm going to give it my all not to be caught and I believe I will not be caught. Good luck, try and catch me. "Try to catch me" means I think you might have some chance.