University of Seloncs and Technology of China 3.磺化 SO3H 浓H,S0470-80©CX/ )+,0 或10%发烟H2S04 25'C SO:H SO3H 280-290'C SO:H S02C 2CISO3H 进攻质点SO3:2H2S04±H0+HS04+SO3 Organic ChemUniversity of Science and Technology of China Organic Chem 3.磺化 进攻质点SO3 ： 2H2 SO4 H3 O + + HSO4 - + SO3 浓H2 SO4 70~80C 或10%发烟H2 SO4 25C SO3H + H2O SO3H + H2 SO4 SO3 200~245C SO3H SO3H 280~290C SO3H HO3 S SO3H + 2ClSO3H SO2Cl