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प्रश्न
What happens when propanone is treated with CH3MgBr and then hydrolysed?
Give the chemical equation:
What happens when propanone is treated with CH3MgBr and then hydrolysed?
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उत्तर
\[\begin{array}{cc}
\ce{\phantom{..........................................}CH3\phantom{......................}CH3\phantom{...........}Br\phantom{.}}\\
\phantom{........................................}|\phantom{..........................}|\phantom{.............}/\phantom{.}\\
\ce{CH3 - C = O + CH3MgBr -> CH3 - C - OMgBr ->[+HOH][]CH3 - C - OH + Mg}\\
\phantom{.................}|\phantom{..............................}|\phantom{..........................}|\phantom{.............}\backslash\phantom{........}\\
\ce{\phantom{................}CH3\phantom{..........................}CH3\phantom{......................}CH3\phantom{............}OH\phantom{....}}
\end{array}\]
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संबंधित प्रश्न
Arrange the following compound in increasing order of its reactivity in nucleophilic addition reactions.
Benzaldehyde, p-Tolualdehyde, p-Nitrobenzaldehyde, Acetophenone.
Hint: Consider steric effect and electronic effect.
Predict the products formed when cyclohexanecarbaldehyde reacts with the following reagents.
PhMgBr and then H3O+
Predict the products formed when cyclohexanecarbaldehyde reacts with the following reagents.
Excess ethanol and acid
Give plausible explanation for the following:
Cyclohexanone forms cyanohydrin in good yield but 2, 2, 6 trimethylcyclohexanone does not.
Grignard reagent on reaction with acetone forms.
Draw structure of the following derivative.
The ethylene ketal of hexan-3-one
The product of the following reaction is
\[\begin{array}{cc}
\ce{O}\phantom{.........}\\
||\phantom{.........}\\
\ce{C2H5 - C - CH3 ->[H2/Ni][\Delta] \phantom{..}?}\end{array}\]
Draw the structure of the following derivative.
The ethylene ketal of hexan-3-one
Draw structure of the following derivative:
Acetaldehydedimethylacetal
Give an example of the reaction in the following case.
Oxime
