SEARCH Articles Figures Tables Butanes isopropyl cation Carbocations isopropyl cation Isomers Isopropyl cation Isopropyl cation alkylation Isopropyl cation chemical shift tensors Isopropyl cation chiral Isopropyl cation geometries Isopropyl cation labeled Isopropyl cation rearrangement Water reaction with isopropyl cation