Write chemical reactions for the following:(i) Kolbe Schmidt react

Question

Write chemical reactions for the following:

(i) Kolbe Schmidt reaction

(ii) Strecker synthesis

(iii) Dzeckmann cobndensation

(iv) Knoevenagel reaction

(v) Perkin condensation

22 Jan 2025

Answer :

Word Count : 259

(i) Kolbe-Schmidt Reaction
The Kolbe-Schmidt reaction involves the carboxylation of phenol (C₆H₅OH) using carbon dioxide (CO₂) under high pressure and in the presence of sodium hydroxide (NaOH), leading to the formation of salicylic acid (ortho-hydroxybenzoic acid). The reaction is as follows:

\[
C_6H_5OH + CO_2 \xrightarrow{NaOH} C_7H_6O_3
\]
(Salicylic acid)

(ii) Strecker Synthesis
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