Indicate which nitrogen compund amongst the following would undergo Ho – InterviewSolution

InterviewSolution

1.	Indicate which nitrogen compund amongst the following would undergo Hofimann reaction ? .A. `RCONHCH_(3)`B. `RCO ONH_(4)`C. `RCONH_(4)`D. `RCONHOH`
Answer» Correct Answer - C When amides react with bromine in the presence of caustic alkali to form a primary amine carrying one carbon atom less than the parent amide, then the reaction is known as Hofmann bromamide reaction. `RCONH_(2)+Br_(2)+4KOH overset("Heat")to RNH_(2)+K_(2)CO_(3)+2KBr+2H_(2)O`

Discussion

No Comment Found

Related InterviewSolutions

Which of the following is most basic?A. B. C. D.
Which of the follwing compounds is most basic ? .A. B. C. D.
`C_(3)H_(9)N` cannot representA. `1^(@)`B. `2^(@)` amineC. `3^(@)` amineD. quaternary salt
Which of the follwing are used as urfactants ? .A. Quaternary ammonium saltsB. Diazonium saltsC. Aminium saltsD. Ammonium salts
Ritter reaction is a good method for preparing primary amines containing a .A. primary alky1 groupB. secondary alky1 groupC. tertiary alky1 groupD. quaternary alky1 group
The end prouct `(B)` formed in the reaction `RNCoverset(HgO)rarrAunderset(Delta)overset(KOH)rarrB` is .A. `RNH_(2)`B. `RCH_(2)NH_(2)`C. `RNHCH_(3)`D. `RNHR`
The end product `(B)` formed in the reaction `CH_(3)CH_(2)Broverset(AgCN)rarrAunderset(2H_(3)O^(+))overset("1.NaOH Prolonged heat")rarr` is .A. `CH_(3)CH_(2)NHCH_(3)`B. `CH_(3)CH_(2)CH_(2)NH_(2)`C. `CH_(3)CH_(2)NH_(2)`D. `(CH_(3)CH_(2))_(3)N`
Consider the following sequence of reactions: `overset(C CI_(4))underset(Delta)rarr A overset(1.CH_(2)=CH-CH_(2)Br)underset(2.H_(3)O^(o+),Delta)rarrB` The end product (B) is:A. B. C. D.
`CH_(3)CH_(2)Br overset(AgCN)rarr A overset(NaOH, Delta)underset(overset(o+)(H_(3)O))rarrB,(B)` is:A. `CH_(3)CH_(2)NHCH_(3)`B. `CH_(3)CH_(2)CH_(2)NH_(2)`C. `CH_(3)CH_(2)NH_(2)`D.
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)`