110年 - [無官方正解]110 國立嘉義大學_碩士班招生考試試題_應用化學系：有機化學#146595

科目：研究所、轉學考(插大)◆有機化學 | 年份：110年 | 選擇題數：7 | 申論題數：1

試卷資訊

所屬科目：研究所、轉學考(插大)◆有機化學

選擇題 (7)

1. What are the major products from the following reaction? (3%)
O HI
heat
?
I
. I
+
CH2OH II
. OH
+
CH2I III
. OCH2OH
+
I
IV. OCH2I
+
OH V. CH2OI
+
OH
(A) I (B) II (C) III (D) IV (E) V
2. Identify the alkyl halide that reacts the fastest in an SN1 reaction. (3%)
(A) 2-chloro-2-methylpropane (B) 2-chlorobutane
(C) 1-chlorobutane (D) chloromethane
3. Upon hydrogenation, which of the following alkenes releases the least heat per
mole? (3%)
(A) 3,4-dimethyl-1-hexene (B) (Z)-3,4-dimethyl-2-hexene
(C) (E)-3,4-dimethyl-2-hexene (D) (Z)-3,4-dimethyl-3-hexene
(E) (E)-3,4-dimethyl-3-hexene
4. What is the product obtained from the following reaction? (3%)
OH
O
+ CH3OH
18 H+
?
I.
OCH3
O
+ H2O
18
II.
OCH3
O
+ H2O
18
18
III.
OCH3
O
+ H2O
18
18
IV.
OCH3
O
+ H2O
18 18
III.
OCH3
O
+ H2O
18
18
(A) I (B) II (C) III (D) IV (E) V
5. What is the major organic product of the following reaction? (3%)
O
CH3 1. LDA/THF
2. CH3I
?
O
CH3
CH3
O
CH3
CH3
CH3
H3C OH O
H3C CH3
O
CH3
H3C I II III IV V
(A) I (B) II (C) III (D) IV (E) V
6. What is the major product of the following reaction? (3%)
N
H
H3C
H3C
+ CH3SH
H+
?
H3CS
H
N
CH3
CH3 N
H
H3C
H3C
SCH3
N
SCH3
H3C
H3C
H3N
CH3
CH3
SCH3
H3N
SCH3
H3C CH3
I II III
IV
V
(A) I (B) II (C) III (D) IV (E) V
7. Identify all meso compounds. (3%)
CH3
H Cl
H H
CH3
H Cl
A
CH3
H Cl
H H
CH3
Cl H
B
CH3
Cl H
H H
CH3
Cl H
C
CH3
Cl H
H H
CH3
H Cl
D
CH3
Cl Cl
H H
CH3
H H
E
(A) B and D, A and C (B) A and C
(C) B and D (D) A and B, A and D, B and C, C and D
(E) B and D, A and B, A and D, B and C, C and D

申論題 (1)

8. Rank the following compounds from least basic to most basic: (4%)