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Organic conversion

Aniline to 2,4,6-tribromoaniline

1 step: substitution

Class 12, Chapter 9 Amines

  1. NH2
    AnilineC₆H₅NH₂Amine
  2. Step 1

    Br₂ water

    i

    The NH₂ group is so activating that three bromines enter at once; a white precipitate forms.

    NH2BrBrBr
    2,4,6-TribromoanilineC₆H₂Br₃NH₂Amine

Exam answer

  1. Step 1: Aniline to 2,4,6-tribromoaniline: Br₂ water.
Why these reagents

Reagent and reason, step by step

  • Step 1: Aniline to 2,4,6-tribromoaniline: Br₂ water The NH₂ group is so activating that three bromines enter at once; a white precipitate forms.
Questions

Aniline to 2,4,6-tribromoaniline: quick answers

How many steps does it take to convert aniline to 2,4,6-tribromoaniline?

1 step: Aniline, then 2,4,6-tribromoaniline.

Which named reaction is used to convert aniline to 2,4,6-tribromoaniline?

None of the steps has a name. They are substitution, so write the reagent and the condition for each step.

What is the reagent for step 1 of aniline to 2,4,6-tribromoaniline?

Aniline to 2,4,6-tribromoaniline: Br₂ water. The NH₂ group is so activating that three bromines enter at once; a white precipitate forms.

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