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RCONH2 is converted into RNH2 by means o...

`RCONH_2` is converted into `RNH_2` by means of Hofmann bromamide degradation.

In this `RCONHBr` is formed form which this reaction has derived its name. Electron-donating group at phenyl activities the reaction. Hofmann degradation reaction is an intramolecular reaction.
Hoe can the conversation of `(i) to (ii)` be brought about ?

A

`KBr`

B

`KBr+CH_(3)Ona`

C

`KBr+KOH`

D

`Br_(2)+KOH`

Text Solution

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The correct Answer is:
D
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RCONH_2 is converted into RNH_2 by means of Hofmann bromamide degradation. In this RCONHBr is formed form which this reaction has derived its name. Electron-donating group at phenyl activities the reaction. Hofmann degradation reaction is an intramolecular reaction. Which is the rate-determining step in Hofmann bromamide degradation ?

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ALLEN-ALKENE, ALKANE & ALKYNE -EXERCISE-5
  1. 4-Methyl benzene sulphoic acid reacts with sodium acetate to give :

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  2. +Cl-CH(2)CH(2)CH(3)overset(AlCl(3))(rarr) P underset((ii)H(2)O)overset...

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  3. RCONH2 is converted into RNH2 by means of Hofmann bromamide degradatio...

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  4. RCONH2 is converted into RNH2 by means of Hofmann bromamide degradatio...

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  5. RCONH2 is converted into RNH2 by means of Hofmann bromamide degradatio...

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  6. Gases released in reaction (I) and (II) are:

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  7. Order of boiling point for the following compounds is-

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  8. Reimer-Tiemann reaction introduces an aldehyde group on to the aromati...

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  9. Reimer-Tiemann reaction introduces an aldehyde group on to the aromati...

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  10. Reimer-Tiemann reaction introduces an aldehyde group on to the aromati...

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  11. Reimer-Tiemann reaction introduces an aldehyde group on to the aromati...

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  12. Statement 1: In bromobenzene upon reaction with Br(2)//Fe gives ,4 dib...

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  13. Statement I: Aniline on reaction with NaNO2 HCl at 0^@C followed by c...

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  14. In the reaction is/are:

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  15. Compounds (P), (Q) and (S) were separetly subjected to nitration ...

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  16. The correct order of strength of acidity of the following compounds is

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  17. In the reaction, the structure of the product T is:

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  18. Among the following compounds the most acidic is

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  19. Compound (A), C(8)H(9)Br, gives a white precipitate when warmed with a...

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  20. In the reaction shown below, the major product (s) formed is/are

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