1.

Among the following which one does not act as an intermediate in hofmann rearrangementA. `RNCO`B. `RCOoverset(..)N`C. `RCOoverset(..)(N)HBr`D. `RNC`

Answer» Correct Answer - D
(i). `Roverset(O)overset(||)(C)NH_(2)+Br_(2)+KOHtoRCONHBr+KBr+H_(2)O`
(ii). `RCONHBr+KOHtoRNCO+KBr+H_(2)O`
`underline((iii)" "RNCO+2KOHtoRNH_(2)+K_(2)CO_(3))`
`RCONH_(2)+Br_(2)+4KOHtoRNH_(2)+2KBr+K_(2)CO_(3)+2H_(2)O`


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