Are the mechanism and the product for this given reaction right or is there anything wrong with it? 1,2 - Epoxybutane has originally the 2R configuration and the product got an R configuration as well.
I was not sure about, where the nucleophile attacks. Under acidic conditions steric hindrance will be ignored, right? In this case the hydrogen atom will be added to the less substituted carbon atom and the ring will be opened.