Advertisements
Advertisements
Question
Write the final product(s) in each of the following reactions:
Advertisements
Solution
APPEARS IN
RELATED QUESTIONS
Give reasons for the following:
o-nitrophenol is more acidic than o-methoxyphenol.
Write the mechanism of the following reaction:
Name the reagent used in the following reaction:
Oxidation of a primary alcohol to carboxylic acid.
When 3-methylbutan-2-ol is treated with HBr, the following reaction takes place:
\[\begin{array}{cc}
\phantom{...................................}\ce{Br}\\
\phantom{..................................}|\\
\ce{CH3 - CH - CH - CH3 ->[HBr] CH3 - C - CH2 - CH3}\\
|\phantom{.........}|\phantom{...................................}|\phantom{...........}\\
\ce{CH3}\phantom{...}\ce{OH}\phantom{...............................}\ce{CH3}\phantom{.......}\\
\end{array}\]
Give a mechanism for this reaction.
(Hint: The secondary carbocation formed in step II rearranges to a more
stable tertiary carbocation by a hydride ion shift from 3rd carbon atom.)
The compound which reacts fastest with Lucas reagent at room temperature is:
Explain why nucleophilic substitution reactions are not very common in phenols.
In Kolbe’s reaction, instead of phenol, phenoxide ion is treated with carbon dioxide. Why?
Assertion: Bond angle in ethers is slightly less than the tetrahedral angle.
Reason: There is a repulsion between the two bulky (–R) groups.
Write the mechanism of acid dehydration of ethanol to yield ethene.
Write the mechanism of acid-catalysed dehydration of ethanol to yield ethene
