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Byju's Answer
Standard XII
Chemistry
Curtius and Hofmann Rearrangements
Find the corr...
Question
Find the correct statement(s) with respect to the following reaction sequence:
A
P is an optically active isocyanate
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B
Q is
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C
R is
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D
R is
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Solution
The correct options are
A
P is an optically active isocyanate
D
R is
In Curtius rearrangement, there is a retention of the configuration.
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Q.
Which of the following options is/are correct with respect to the following reaction sequence?
Q.
The correct statement(s) about the following reaction sequence is(are):
Cumene
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C
9
H
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i
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−
−−−−
→
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i
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C
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/
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a
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m
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j
o
r
)
+
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m
i
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r
)
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→
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Q.
In the following sequence of reactions, products (B) to (E) are formed
In the formation of (B) to (C) and (D) to (E), respectively, which statement is correct ?
Q.
The correct statement(s) about the following reaction sequence is/are:
C
u
m
e
n
e
(
C
9
H
12
)
i
)
O
2
−
−−−−−
→
i
i
)
H
3
O
+
P
C
H
C
l
3
/
N
a
O
H
−
−−−−−−−−
→
Q
(
m
a
j
o
r
)
+
R
(
m
i
n
o
r
)
Q
N
a
O
H
−
−−−−−
→
P
h
C
H
2
B
r
S
Q.
The correct statement(s) about the following reaction sequence is(are):
Cumene
(
C
9
H
12
)
(
i
)
O
2
−
−−−−−
→
(
i
i
)
H
3
O
+
P
+
Acetone
P
i
.
C
H
C
l
3
/
N
a
O
H
−
−−−−−−−−−
→
i
i
.
H
+
/
H
2
O
Q
(major)
+
R
(minor)
Q
P
h
C
H
2
B
r
−
−−−−−
→
N
a
O
H
S
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