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प्रश्न
Answer in brief.
What is the action of hydrazine on cyclopentanone in presence of KOH in ethylene glycol?
उत्तर
संबंधित प्रश्न
Answer in brief.
Write reaction showing conversion of Acetaldehyde into acetaldehyde dimethyl acetal.
_____________ reaction is used to synthesize straight alkyl substituted benzenes.
Addition of sodium bisulphite to ethanol is ____________ type of reaction.
Explain haloform reaction with suitable example.
Write reactions for the action of the following reagents on p-chlorobenzaldehyde.
Phenyl hydrazine
Ethyl methyl ketone can be reduced to n-butane by which of the following reactions?
Identify A in the following reaction.
\[\ce{A + CH3MgBr ->[Ether] complex ->[H3O+] (CH3)3C - OH}\]
\[\begin{array}{cc} \phantom{...}\ce{R}\phantom{.................}\ce{R}\phantom{..}\ce{H}\phantom{................}\\ \phantom{...}\backslash\phantom{..................}\backslash/\phantom{..........}\phantom{.......}\\ \ce{C = O ->[H2NNH2][KOH/glycol] C + N2 + H2O}\\ \phantom{}/\phantom{............}\phantom{.......}/\phantom{}\backslash\phantom{...............}\\ \phantom{}\ce{R}\phantom{..................}\ce{R}\phantom{..}\ce{H}\phantom{...............} \end{array}\]
Reaction is called ____________.
In Clemmensen's reaction, ketone gives ____________.
Which of the following is a Wolf - Kishner reduction?
Which of the following does NOT give yellow precipitate when reacted with (NaOH + I2) mixture?
In which case, chiral carbon is not generated by reaction with HCN.
In which of the following reactions new carbon-carbon bond is not formed?
Identify X and Y.
\[\ce{CH3COCH2CH2COOC2H5 ->[CH3MgBr] X ->[H3O^+] Y}\]
Identify A, B and C.
What is the action of HCN on ethanal?
How will you prepare lactic acid from ethanol?
How will you prepare acetophenone from acetyl chloride?
Which one of the following reactions will not result in the formation of a carbon-carbon bond?
Which of the following is not correctly matched?
Write the structure of the major product of the aldol condensation of benzaldehyde with acetone.
Write the structure of the major product of the aldol condensation of benzaldehyde with acetone.
Give two examples which undergo Wolf-Kishner reduction.
Identify B in the following reaction:
\[\begin{array}{cc}
\ce{O}\phantom{........}\\
||\phantom{........}\\
\ce{\underset{(Acetone)}{CH3 - C - CH3}->[CrO3] B}
\end{array}\]
Write the structure of the major product of the aldol condensation of benzaldehyde with acetone.
Write the structure of the major product of the aldol condensation of benzaldehyde with acetone.
How will you prepare Acetic anhydride from acetic acid.
