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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
Which of the following is Schiff's reagent?
Which of the following gives red precipitate with Fehling's solution?
Which of the following compounds does NOT undergo aldol condensation?
\[\begin{array}{cc} \phantom{...}\ce{R}\phantom{.................}\ce{R}\phantom{..}\ce{H}\phantom{................}\\ \phantom{...}\backslash\phantom{..................}\backslash/\phantom{..........}\phantom{.......}\\ \ce{C = O ->[H2NNH2][KOH/glycol] C + N2 + H2O}\\ \phantom{}/\phantom{............}\phantom{.......}/\phantom{}\backslash\phantom{...............}\\ \phantom{}\ce{R}\phantom{..................}\ce{R}\phantom{..}\ce{H}\phantom{...............} \end{array}\]
Reaction is called ____________.
Fehling solution is ____________.
In Clemmensen's reaction, ketone gives ____________.
Acetone on Clemmensen reduction gives ____________.
Compounds of general formula, are called ____________.
\[\begin{array}{cc} \phantom{...}\ce{R}\phantom{....}\ce{OR'}\phantom{}\\ \phantom{}\backslash\phantom{..}/\\ \ce{C}\\ \phantom{}/\phantom{..}\backslash\\ \phantom{...}\ce{H}\phantom{....}\ce{OR'}\phantom{} \end{array}\]
Which of the following will give positive iodoform test?
Identify the product formed in the reaction.
Which one of the following reaction is an example of disproportionation reaction.
In which of the following reactions new carbon-carbon bond is not formed?
Carboxylic acids have higher boiling points than aldehydes, ketones and even alcohols of comparable molecular mass. It is due to their ____________.
Identify X and Y.
\[\ce{CH3COCH2CH2COOC2H5 ->[CH3MgBr] X ->[H3O^+] Y}\]
How will you convert benzaldehyde into the following compound?
Benzophenone
How is the following conversion effected Hex-3-yne into hexan-3-one?
How will you prepare ethyl acetate from methyl acetate?
In the above reaction, product (B) is:
Which of the following compounds does not undergo a haloform reaction?
How are the following compound obtained from alkyne?
Acetone
Write the structure of the products obtained from the following ketones by action of hydrazine in presence of a slightly acidic medium.
Write the structure of the products obtained from the following ketones by action of hydrazine in presence of strong base KOH.
Write reactions when phenol reacts with Dilute HNO3
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.
What is the action of the following regent on propanal?
Sodium Bisulphite
How will you prepare Acetic anhydride from acetic acid.
