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The conversion of an amide by reaction N...

The conversion of an amide by reaction `NaOH` and `Br_(2)` to primary amine that has one carbon than the strating amide is known as Hofmann-Bromoamide reaction.
`R-overset(O)overset(||)(C)-NH_(2) overset(Br_(2)+NaOH)underset(or NaOBr)rarr R-NH_(2)+NaBr +Na_(2)CO_(3)`
Mechanism:

Number of moles of `NaOH` consumed in above reaction:

A

1

B

2

C

3

D

4

Text Solution

Verified by Experts

The correct Answer is:
D
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The conversion of an amide by action of NaOH and Br_(2) to primary amine that has one carbon less than the starting amide is known as Hofmann-Bromamide reaction. R-overset(O)overset(||)(C)-NH_(2) underset("or NaOBr")overset(Br_(2)+NaOH)to R-NH_(2)+NaBr+Na_(2)CO_(3) Number of moles of NaOH consumed in a above reaction :

The conversion of an amide by action of NaOH and Br_(2) to primary amine that has one carbon less than the starting amide is known as Hofmann-Bromamide reaction. R-overset(O)overset(||)(C)-NH_(2) underset(orNaOBr)overset(Br_(2)+NaOH)rarr R-NH_(2)+NaBr+Na_(2)Co_(3) underset(Br)overset(NaOH)rarr X+Y Find X and Y:

Me-overset(O)overset(||)C-O-CH_(2)-CH_(2)-overset(o+)NH_(2)overset(NaOH)rarr Q

NH_(2)-overset(O)overset(||)C-NH_(2) underset(Cl_(2))overset(NaOH)rarr Major product is :

The intermediates formed during the reaction of R-overset(O)overset(||)C-NH_(2) with Br_(2) and KOH are :