Advertisements
Advertisements
प्रश्न
Write the reactions of Williamson synthesis of 2-ethoxy-3-methylpentane starting from ethanol and 3-methylpentan-2-ol.
Advertisements
उत्तर
\[\begin{array}{cc}
\ce{CH3 - CH2 - CH - CH - CH3 ->[Na] CH3 - CH2 - CH - CH - ONa}\\
\phantom{......}|\phantom{......}|\phantom{............................}|\phantom{......}|\phantom{.}\\
\phantom{.........}\ce{\underset{3-Methylpentan-2-ol}{CH3\phantom{...}OH\phantom{}}}\phantom{....................}\ce{\underset{2,3-Dimethylpentane}{\phantom{.}CH3\phantom{..}CH3}}\phantom{..}
\end{array}\]
\[\ce{\underset{Ethanol}{C2H5OH} ->[HBr] \underset{Bromoethane}{C2H5Br}}\]
\[\begin{array}{cc}
\ce{CH3 - CH2 - CH - CH - ONa + C2H5Br -> CH3 - CH2 - CH - CH - OC2H5}\\
\phantom{.......}|\phantom{......}|\phantom{.............................................}|\phantom{......}|\phantom{...........}\\
\phantom{........}\ce{CH3\phantom{...}CH3\phantom{.....................................}}\phantom{}\ce{\underset{2-Ethoxy-3-methylpentane}{\phantom{}CH3\phantom{...}CH3}\phantom{.....}}
\end{array}\]
APPEARS IN
संबंधित प्रश्न
How do you convert the following :
Phenol to anisole
Illustrate with examples the limitations of Williamson synthesis for the preparation of certain types of ethers.
Account for the following :
t-butyl chloride on heating with sodium methoxide gives 2-methylpropene instead of t-butyl methyl ether.
Williamson's synthesis of preparing dimethyl ether is a/an ____________.
Which of the following cannot be made by using Williamson Synthesis:
Explain why low molecular mass alcohols are soluble in water.
The Williamson ether synthesis produces ethers by reacting an
Williamson's synthesis of ether is an example of ______.
Write the name of reagent and equation for the preparation of the following ether by Williamson’s synthesis:
2-Methoxy-2-methylpropane
Write the name of reagent and equation for the preparation of the following ethers by Williamson’s synthesis:
2-Methoxy-2-methylpropane
Write the name of the reagent and equation for the preparation of the following ether by Williamson’s synthesis:
2-Methoxy-2-methylpropane
Write the name of reagents and equations for the preparation of the following ethers by Williamson’s synthesis:
2-Methoxy-2-methylpropane
Write the name of reagent and equation for the preparation of the following ethers by Williamson’s synthesis:
2-Methoxy-2-methylpropane
Identify the product(s) is/are formed when 1-methoxy propane is heated with excess HI. Name the mechanism involved in the reaction.
Short Answer Question.
Identify the product (s) is / are formed when 1 – methoxy propane is heated with excess HI. Name the mechanism involved in the reaction
Write the name of reagent and equation for the preparation of the following ethers by Williamson’s synthesis:
2-Methoxy-2-methylpropane
Write the name of reagent and equation for the preparation of the following ether by Williamson’s synthesis:
2-Methoxy-2-methylpropane
