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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.
Which of the following is Schiff's reagent?
Ethyl methyl ketone can be reduced to n-butane by which of the following reactions?
Identify A in the following reaction.
\[\ce{A + CH3MgBr ->[Ether] complex ->[H3O+] (CH3)3C - OH}\]
ln which of the following reactions, both oxidised and reduced forms of the same compound are obtained?
If acetaldehyde is treated with Fehling's solution, the change that occurs in the system is ____________.
Acetone reacts with iodine (I2) to form iodoform, in the presence of ____________.
Which of following is not a property of red phosphorus?
The compound which does NOT undergo haloform reaction is ____________.
The number of α-H atoms in butanal is ____________.
Which of the following is a Wolf - Kishner reduction?
Identify the product Y in the following series of reactions.
\[\ce{4-Nitrotoluene ->[(CH3CO)2O/CrO3][273 - 278 K] X ->[H3O^+][\Delta] Y}\]
Which of the following represents the correct order of acidity in the given compounds.
Assertion: p-N, N-dimethyl amino benzaldehyde undergoes benzoin condensation
Reason: The aldehydic (−CHO) group is meta directing.
In which of the following reactions new carbon-carbon bond is not formed?
How will you convert benzaldehyde into the following compound?
α-hydroxy phenyl acetic acid
How is the following conversion effected propanal into butanone?
Identify A, B and C.
How will you prepare cinnamic acid from benzaldehyde?
How will you prepare acetaldehyde from ethyne?
A substance C4H10O yields on oxidation a compound, C4H8O which gives an oxime and a positive iodoform test. The original substance on treatment with a conc. H2SO4 gives C4H8. The structure of the compound is ______.
Which of the following is not correctly matched?
Write the structure of the major product of the aldol condensation of benzaldehyde with acetone.
Give two examples which undergo Wolf-Kishner reduction.
Write a note on Clemmensen 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.
How will you prepare acetic anhydride from acetic acid.
How will you prepare Acetic anhydride from acetic acid ?
