1. Tardigrade
  2. Question
  3. Chemistry
  4. Reimer-Tiemann reaction introduces an aldehyde group, on to the aromatic ring of phenol, ortho to the hydroxyl group. This reaction involves electrophilic aromatic substitution. This is a general method for the synthesis of substituted salicylaldehydes as depicted below. <img class=img-fluid question-image alt=image src=https://cdn.tardigrade.in/img/question/physics/b973dc2167e52ae5d92d4c0b6e037123-.png /> The structure of the intermediate I is

Q. Reimer-Tiemann reaction introduces an aldehyde group, on to the aromatic ring of phenol, ortho to the hydroxyl group. This reaction involves electrophilic aromatic substitution. This is a general method for the synthesis of substituted salicylaldehydes as depicted below.
image
The structure of the intermediate is

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Solution:

The structure of the intermediate is arrived at by the following sequence of reactions

Solution Image