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Organic conversion

Chlorobenzene to phenol

1 step: substitution

Class 12, Chapter 6 Haloalkanes and Haloarenes

  1. Cl
    ChlorobenzeneC₆H₅ClHaloarene
  2. Step 1

    (i) NaOH, 623 K, 300 atm (ii) H⁺

    i

    Haloarenes are unreactive to NaOH under mild conditions; this needs high temperature and pressure.

    HO
    PhenolC₆H₅OHPhenol

Exam answer

  1. Step 1: Chlorobenzene to phenol: (i) NaOH, 623 K, 300 atm (ii) H⁺.
Why these reagents

Reagent and reason, step by step

  • Step 1: Chlorobenzene to phenol: (i) NaOH, 623 K, 300 atm (ii) H⁺ Haloarenes are unreactive to NaOH under mild conditions; this needs high temperature and pressure.
Questions

Chlorobenzene to phenol: quick answers

How many steps does it take to convert chlorobenzene to phenol?

1 step: Chlorobenzene, then phenol.

Which named reaction is used to convert chlorobenzene to phenol?

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 chlorobenzene to phenol?

Chlorobenzene to phenol: (i) NaOH, 623 K, 300 atm (ii) H⁺. Haloarenes are unreactive to NaOH under mild conditions; this needs high temperature and pressure.

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