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Manipal Entrance Test 2015 Chemistry Paper
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© examsnet.com
Question : 29
Total: 50
Given the following sequence of reactions,
CH
3
CH
2
I
NaCN
–
–
–
–
–
–
–
▶
A
OH
−
–
–
–
–
–
–
–
–
–
–
–
–
▶
Partial
hydrolysis
B
Br
2
∕
NaOH
–
–
–
–
–
–
–
▶
C
.
the major product C is
CH
3
CH
2
NH
2
CH
3
CH
2
−
C
|
|
O
−
NHBr
CH
3
CH
2
COO
NH
4
CH
3
CH
2
−
C
|
|
O
−
NBr
2
Validate
Solution:
CH
3
CH
2
I
NaCN
–
–
–
–
–
–
–
▶
CH
3
CH
2
CN
(
A
)
OH
−
–
–
–
–
–
–
–
–
–
–
–
–
▶
Partial
hydrolysis
CH
3
CH
2
CONH
2
(
B
)
Br
2
∕
NaOH
–
–
–
–
–
–
–
▶
CH
3
CH
2
NH
2
(
C
)
.
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