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Reimer-Tiemann reaction of phenol: product, reagent or intermediate

This type of question, asked 4 times: 29 Jan 2024, 30 Jan 2024, 6 Apr 2024, 22 Jan 2026 S1. All 4 questions below, oldest first.

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  1. Question 1

    29 Jan 2024

    128
    Phenol treated with chloroform in presence of sodium hydroxide, which further hydrolysed in presence of an acid results

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  2. Question 2

    30 Jan 2024

    122
    Salicylaldehyde is synthesized from phenol, when reacted with

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  3. Question 3

    6 Apr 2024

    40
    In Reimer - Tiemann reaction, phenol is converted into salicylaldehyde through an intermediate. The structure of intermediate is _____.

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  4. Question 4

    22 Jan 2026 S1

    28
    Given below are two statements : Statement I: Phenol on treatment with CHCl3/{CHCl}_{3}/ aq. KOH under refluxing condition, followed by acidification produces pp-hydroxy benzladehyde as the major product and oo-hydroxybenzaldehyde as the minor product. Statement II : The mixture of pp-hydroxybenzaldehyde and oo-hydroxybenzaldehyde can be easily separated through steam distillation. In the light of the above statements, choose the correct answer from the options given below :

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