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प्रश्न
Write reaction showing aldol condensation of cyclohexanone.
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उत्तर
संबंधित प्रश्न
Answer in brief.
What is the action of hydrazine on cyclopentanone in presence of KOH in ethylene glycol?
Write a note on Stephen reaction.
Write the name of the product when ketones react with 1,2-diol in presence of dry HCl.
Ethyl methyl ketone can be reduced to n-butane by which of the following reactions?
Which of the following represents the structure of isopropyl methyl ketone?
Acetone on Clemmensen reduction gives ____________.
Compounds of general formula, are called ____________.
\[\begin{array}{cc} \phantom{...}\ce{R}\phantom{....}\ce{OR'}\phantom{}\\ \phantom{}\backslash\phantom{..}/\\ \ce{C}\\ \phantom{}/\phantom{..}\backslash\\ \phantom{...}\ce{H}\phantom{....}\ce{OR'}\phantom{} \end{array}\]
Following reaction is an example of ____________.
\[\ce{Benzaldehyde ->[Nitration] {m}-Nitrobenzaldehyde}\]
Which of the following carbonyl compounds does NOT undergo aldol condensation?
Which of the following reagents is used to avoid further oxidation of aldehydes?
Assertion: 2, 2-dimethyl propanoic acid does not give HVZ reaction.
Reason: 2-2, dimethyl propanoic acid does not have α-hydrogen atom.
\[\ce{Ethanoic acid ->[P/Br2] 2-bromoethanoic acid}\]. This reaction is called ____________.
\[\ce{CH3Br ->[KNC] (A) ->[H3O^+] (B) ->[PCl5] (C)}\] product (C) is:
‘B’ is:
Which one of the following reaction is an example of disproportionation reaction.
Identify A, B and C.
How will you prepare lactic acid from ethanol?
How will you prepare ethane from sodium acetate?
Which of the following is most reactive towards the addition reaction of hydrogen cyanide to form the corresponding cyanohydrin?
A carbonyl compound A having molecular formula C5H10O forms crystalline precipitate with sodium bisulphate and gives positive iodoform test. A does not reduce Fehling solution. Identify A.
How are the following compound obtained from alkyne?
Acetaldehyde
Write the structure of the products obtained from the following ketones by action of hydrazine in presence of a slightly acidic medium.
Write reactions when phenol reacts with Dilute HNO3
How will you prepare acetic anhydride from acetic acid.
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.
Write the structure of the major product of the aldol condensation of benzaldehyde with acetone.
