In which of the following reactions is the migration of an alkyl group from carbon to oxygen observed?
- APinacol-pinacolone rearrangement
- BBaeyer-Villiger oxidation
- CPreparation of phenol from cumene hydroperoxide
- DBoth $(b)$ and $(c)$
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Similar Questions
Which of the following statements is not correct?
Difficult
View SolutionMatch the reactions given in Column-$I$ with the names of the products and reactions given in Column-$II$.
Column-$I$ (Reaction) Column-$II$ (Product and Reaction Name) $A$. Phenol $+$ dilute $HNO_3$ $i$. Mononitrophenol,Nitration $B$. Phenol $+$ Bromine water $ii$. $2,4,6$-Tribromophenol,Bromination $C$. Phenol $+$ $Na_2Cr_2O_7/H_2SO_4$ $iii$. Benzoquinone,Oxidation $D$. Sodium phenoxide $+$ $CO_2$ followed by $H^+$ $iv$. Salicylic acid,Kolbe reaction
| Column-$I$ (Reaction) | Column-$II$ (Product and Reaction Name) |
| $A$. Phenol $+$ dilute $HNO_3$ | $i$. Mononitrophenol,Nitration |
| $B$. Phenol $+$ Bromine water | $ii$. $2,4,6$-Tribromophenol,Bromination |
| $C$. Phenol $+$ $Na_2Cr_2O_7/H_2SO_4$ | $iii$. Benzoquinone,Oxidation |
| $D$. Sodium phenoxide $+$ $CO_2$ followed by $H^+$ | $iv$. Salicylic acid,Kolbe reaction |
Medium
View SolutionWhich of the following reactions will produce a primary alcohol?
Medium
View SolutionWhen phenol is treated with $CHCl_3$ and $NaOH$ followed by acidification,salicylaldehyde is produced. Which of the following intermediates is involved in the above reaction?
Medium
View SolutionMatch the structures in Column-$I$ with their common names in Column-$II$ and $\text{IUPAC}$ names in Column-$III$.
Column-$I$ Column-$II$ Column-$III$ $(A) \ HO-CH_2-CH_2OH$ $(1) \ \text{sec-Butyl alcohol}$ $(i) \ \text{Ethane-1,2-diol}$ $(B) \ CH_3-CH(OH)-CH_2CH_3$ $(2) \ \text{Isopropyl alcohol}$ $(ii) \ \text{2,2-Dimethylpropan-1-ol}$ $(C) \ CH_3-CH(OH)-CH_3$ $(3) \ \text{Ethylene glycol}$ $(iii) \ \text{Butan-2-ol}$ $(D) \ (CH_3)_3C-CH_2OH$ $(4) \ \text{Neopentyl alcohol}$ $(iv) \ \text{Propan-2-ol}$
| Column-$I$ | Column-$II$ | Column-$III$ |
| $(A) \ HO-CH_2-CH_2OH$ | $(1) \ \text{sec-Butyl alcohol}$ | $(i) \ \text{Ethane-1,2-diol}$ |
| $(B) \ CH_3-CH(OH)-CH_2CH_3$ | $(2) \ \text{Isopropyl alcohol}$ | $(ii) \ \text{2,2-Dimethylpropan-1-ol}$ |
| $(C) \ CH_3-CH(OH)-CH_3$ | $(3) \ \text{Ethylene glycol}$ | $(iii) \ \text{Butan-2-ol}$ |
| $(D) \ (CH_3)_3C-CH_2OH$ | $(4) \ \text{Neopentyl alcohol}$ | $(iv) \ \text{Propan-2-ol}$ |
Difficult
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