試題詳解

36. For the following multistep synthesis, choose the best reaction conditions to give the desired product? 
(A) (i) HBr, (ii) O₃ followed by Zn/H⁺ , (iii) Li/NH₃
(B) (i) NaNH₂/NH₃ followed by CH₃CH₂I, (ii) Lindlar’s catalyst/H₂, (iii) OsO₄ followed by NaHSO₃
(C) (i) H₂/Pd/C (1 equivalent), (ii) NaNH₂/NH₃ followed by CH₃CH₂Br, (iii) KMnO₄/H₂O
(D) (i) HgSO₄/H₂O/H₂SO₄, (ii) Lindlar’s catalyst/H₂, (iii) OsO₄ followed by NaHSO₃
(E) (i) Lindlar’s catalyst/ H₂, (ii) NaNH₂/NH₃ followed by CH₃CH₂Br, (iii) OsO₄ followed by NaHSO₃