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Q.
Which intermediate is formed in the Reimer-Tiemann reaction?
TS EAMCET 2015
Solution:
In Reimer-Tiemann reaction, on treating phenol with chloroform in the presence of sodium 1 hydroxide, a - CHO group is introduced at ortho position of benzene ring.
Hence, substituted benzyl chloride is intermediate in Reimer-Tiemann reaction.