Functional Groups to Learn Nitrogen-Containing Sulfur-Containing Hydrocarbons amine Oxygen-Containing sulfide alkane nitrile C-CEN thiol alcohol alkene 州 nitro alkyne 一CC phenol sulfoxide diene imine ether sulfone arene epoxide Carboxylic Acid thioester Derivatives carboxylic Halogen-Containing ketone acid halide alkyl halide Carboxylic aldehyde acid anhydride 4-8o8-6 aryl halide ester carboxylic acid amide