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研究所、轉學考(插大)-有機化學
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109年 - 109 國立台灣大學_碩士班招生考試:有機化學(A)#90650
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11. What is the major final organic product of the following reactions?
(A)
(B)
(C)
(D)
(E)
其他申論題
7. Which of the following compounds could not function as a nucleophile? (A) NaOH (B) NaCN (C) NaBH4 (D) NaCl (E) NaH
#371291
8. Which of the following is the best set of reagents to carry out the transformation shown below? (A) 1) NaOH; 2) EtBr; 3) H2, Pt (B) 1) NaNH2; 2) EtBr; 3) H2, Lindlar's catalyst (C) 1) EtMgBr; 2) Na, NH3(liq) (D) 1) O3; 2) Et2S; 3) H2, Lindlar's catalyst (E) 1) NaNH2; 2) EtBr; 3) Na, NH3(liq)
#371292
9. Which of the following types of reactions could be either acid-catalyzed or base-catalyzed? (A) acetal formation (B) hemiacetal formation (C) enamine formation(D)imine formation (E) ether hydrolysis
#371293
10. What is the major final organic product of the following sequential reactions? (xs = excess) (A) (B) (C) (D) (E)
#371294
12. What is the major final organic product of the following reactions? (A) (B) (C) (D) (E)
#371296
13. What is the major final organic product of the following reactions? (A) (B) (C) (D) (E)
#371297
14. What is the major final organic product of the following reaction? (A) (B) (C) (D) (E)No reaction
#371298
15. What is the major final organic product of the following reaction? (A) (B) (C) (D) (E)No reaction
#371299
16. What is the major final organic product of the following reaction? (A) (B) (C) (D)Both A and C (E)No reaction
#371300
17. What is the major final organic product of the following reaction? (A) (B) (C) (D) (E)
#371301