Consider the following sequence of reactions `CH_(3)CH_(2)Brunderset(Delta)overset(AgCN)rarrA overset(H_(2)Ni)rarrB` The final product `(B)` is .
A
`(CH_(3)CH_(2))_(2)NH`
B
`CH_(3)CH_(2)NHCH_(3)`
C
`CH_(3)CH_(2)CH_(2)NH_(2)`
D
`CH_(3)NHCH_(3)`
Text Solution
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The correct Answer is:
B
When we heat an alky 1 halide with silver cyanide (in aqueous ethanolic solution) we get alky1 isocyanide which are reduced to secondary amines by catalytic hydrogenation
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Knowledge Check
Consider the following sequence of reactions C_(6)H_(5)CH_(2)Ioverset(KCH)rarrA overset(H_(2)//Ni)rarrB the final product (B) is .
A
`C_(6)H_(5)CH_(2)CH_(2)NH_(2)`
B
`C_(6)H_(5)CH_(2)NH_(2)`
C
`C_(6)H_(5)NH_(2)`
D
`C_(6)H_(5)NHCH_(3)`
In the following sequence of reactions (CH_(3))_(2)CO underset(H_(2)SO_(4))overset(HN_(3))rarrA overset(H_(2)O)rarrB The end product 'B' is .
A
`CH_(3)CH_(2)NH_(2)`
B
`CH_(3)NH_(2)`
C
`CH_(3)CONHCH_(3)`
D
`(CH_(3))_(2)CHNH_(2)`
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