133芳香重氮盐在合成上的应用
Organic Chemistry Organic Chemistry Xiamen Xiamen University University 13.3 芳香重氮盐在合成上的应用
Br N≡NHSO4 芳香重氮盐 Arenediazonium salt ①D ⑨D H OH CN
Organic Chemistry Organic Chemistry Xiamen Xiamen University University N N HS O 4 + OH 芳香重氮盐 Arenediazon ium s alt CN Cl Br I H
Hydrolysis HO N≡NHSO4 -OH +N2 Mechanism HoO N≡N一→ OH ①D ⑨D OH
Organic Chemistry Organic Chemistry Xiamen Xiamen University University Hydrolysis Hydrolysis N N HSO 4 + H 2 O OH H + + N 2 Mechanism Mechanism N N + + H 2 O OH 2 + -H + OH
Sandmeyer Reaction CuCl N≡NCl Cl+ n HCL A CuBr N三NBr Br t N HBr.△ 2 KI N≡NHSO I n2
Organic Chemistry Organic Chemistry Xiamen Xiamen University University Sandmeyer Sandmeyer Reaction Reaction N N Cl + Cl CuC l HCl, ∆ + N 2 N N Br + Br CuBr HB r, ∆ + N 2 N N HS O 4 + KI I + N 2
Gatterman Reaction CuCN N三NCl K CN CN N2 Schiemann Reaction HBE N≡NCl N三NBF 4 ①D ⑨D F+ N2
Organic Chemistry Organic Chemistry Xiamen Xiamen University University Gatterman Gatterman Reaction eaction N N Cl + CuCN KC N CN + N 2 Schiemann Schiemann Reaction eaction N N Cl + HB F 4 N N BF 4 + ∆ F + N 2