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प्रश्न
Answer in brief.
What is the action of hydrazine on cyclopentanone in presence of KOH in ethylene glycol?
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उत्तर
संबंधित प्रश्न
Write the name of the product when ketones react with 1,2-diol in presence of dry HCl.
Write reactions for the action of the following reagents on p-chlorobenzaldehyde.
Phenyl hydrazine
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.
\[\ce{A + CH3MgBr ->[Ether] complex ->[H3O+] (CH3)3C - OH}\]
An aldehyde or ketone reacts with hydrogen cyanide to form corresponding cyanohydrin derivatives. This reaction is an example of ____________.
Which of the following carbonyl compounds does NOT undergo aldol condensation?
Reaction of acetone with one of the following reagents involves nucleophilic addition followed by elimination of water. The reagent is:
\[\ce{CH3Br ->[KNC] (A) ->[H3O^+] (B) ->[PCl5] (C)}\] product (C) is:
Which one of the following undergoes reaction with 50% sodium hydroxide solution to give the corresponding alcohol and acid.
Carboxylic acids have higher boiling points than aldehydes, ketones and even alcohols of comparable molecular mass. It is due to their ____________.
How will you convert benzaldehyde into the following compound?
Benzophenone
How is the following conversion effected Hex-3-yne into hexan-3-one?
How is the following conversion effected phenyl methanal into benzoin?
How will you prepare lactic acid from ethanol?
How will you prepare malachite green from benzaldehyde?
How acetone is converted into propane.
How propanal is converted into propane.
The reagent used in Wolf - Kishner reduction is ______.
Primary nitroalkanes are obtained in good yield by oxidising aldoximes with the help of ______.
Which of the following compound will give positive iodoform test?
What is the number of different products formed when mixture of ethanal and propanal reacts with aq. NaOH after warming?
Which of the following compounds does not undergo a haloform reaction?
Which of the following is not correctly matched?
What is the action of hydrogen cyanide on the following?
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.
