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प्रश्न
Write reaction showing aldol condensation of cyclohexanone.
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उत्तर
संबंधित प्रश्न
Write a note on Stephen reaction.
Addition of sodium bisulphite to ethanol is ____________ type of reaction.
Aldol condensation between which of the following compounds followed by dehydration gives 4-Methylpent-3-en-2-one?
Identify B in the following reaction,
\[\ce{Acetaldoxime ->[Na][alcohol] A ->[NaNO2][HCl] B + H2O + N2\uparrow}\]
If acetaldehyde is treated with Fehling's solution, the change that occurs in the system is ____________.
\[\begin{array}{cc} \phantom{...}\ce{R}\phantom{.................}\ce{R}\phantom{..}\ce{H}\phantom{................}\\ \phantom{...}\backslash\phantom{..................}\backslash/\phantom{..........}\phantom{.......}\\ \ce{C = O ->[H2NNH2][KOH/glycol] C + N2 + H2O}\\ \phantom{}/\phantom{............}\phantom{.......}/\phantom{}\backslash\phantom{...............}\\ \phantom{}\ce{R}\phantom{..................}\ce{R}\phantom{..}\ce{H}\phantom{...............} \end{array}\]
Reaction is called ____________.
An aldehyde or ketone reacts with hydrogen cyanide to form corresponding cyanohydrin derivatives. This reaction is an example of ____________.
Which of the following does not give yellow solid on treatment with sodium hypoiodlte?
Fehling solution is ____________.
In Clemmensen's reaction, ketone gives ____________.
Following reaction is an example of ____________.
\[\ce{Benzaldehyde ->[Nitration] {m}-Nitrobenzaldehyde}\]
Which of the following reagents is used for the following conversion?
\[\ce{CH3 - CH = CH - CHO -> CH3 - CH = CH - CH2OH}\]
Which of the following represents the correct order of acidity in the given compounds.
\[\ce{CH3Br ->[KNC] (A) ->[H3O^+] (B) ->[PCl5] (C)}\] product (C) is:
Identify the product formed in the reaction.
Phenyl methanal is reacted with concentrated NaOH to give two products X and Y. X reacts with metallic sodium to liberate hydrogen X and Y are ____________.
In which of the following reactions new carbon-carbon bond is not formed?
Identify A, B and C.
What is the action of HCN on propanone?
How is the following conversion effected propanal into butanone?
How will you prepare ethane from sodium acetate?
How will you prepare cinnamic acid from benzaldehyde?
Which of the following reaction does not involve either oxidation or reduction?
Write the structure of the major product of the aldol condensation of benzaldehyde with acetone.
Write a note on Clemmensen reduction.
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.
