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प्रश्न
What is the action of Zn – Hg / conc. HCl on propanone?
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उत्तर
Propanone on reduction with zinc-amalgam and concentrated hydrochloric acid gives propane
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संबंधित प्रश्न
Write the structure of the product of the following reaction:
\[\ce{H3C - C ≡ C - H ->[Hg^{2+}, H2SO4]}\]
Write a note on ‘aldol condensation’.
What is the action of phenyl hydrazine on propanone?
What is the action of Sodium bisulphite on propanone?
How will you convert calcium acetate to acetaldehyde?
Complete the following reaction:
\[\ce{(C6H5CH2)2Cd + 2CH3COCI}\]
Answer the following in one sentence.
Predict the product of the following reaction:
\[\ce{CH3 - CH2 - COOCH3->[i) AIH(i-Bu)_2][ii) H3O+]}\]?
What is the action of following reagents on ethanoic acid?
P2O5/heat
Write a reaction for the following conversion.
Benzene to Benzaldehyde.
In the formation of an aldol, α-carbon atom of one aldehyde molecule attaches to ____________ of another aldehyde molecule.
Which of the following is called as mandelonitrile?
Identify the compound A and Bin following reaction.
\[\ce{CH3Cl ->[KCN(alc)][\Delta] A ->[2H2O][HCl] B + NH4Cl}\]
Which among the following compound on treatment with DIBAL-H yields dodecanal at 195 K?
Which of the following compounds does NOT undergo Friedel-Crafts reaction?
Identify 'A' in the following reaction.
\[\ce{A ->[H2][Pd-BaSO4] C6H5CHO + HCl}\]
Which of the following is obtained by hydrogenation of benzoyl chloride in presence of Pd on BaSO4?
Chromyl chloride converts methyl group to a chromium complex, which on acid hydrolysis gives corresponding aldehyde. This reaction is called ____________.
Which of the following on heating with aqueous KOH, produces acetaldehyde?
Which reagent is used in Etard reaction?
Z is:
Ozonolysis of 2, 3 dimethyl but-2-ene, followed by decomposition by Zn dust and water gives ______.
Write Stephen reaction for the preparation of aldehyde.
How are the following compound obtained by hydration of alkenes?
tert-butyl alcohol
Explain Rosenmund reduction reaction.
Write the name of the product formed when ethanoyl chloride is treated with dimethyl cadmium.
Identify the reagent R used in following transformation.
Identify substrate ‘A’ in the following conversion:
\[\ce{A \underset{dry ether}{\overset{CH3MgCl}{->}} complex \overset{H3O+}{->} acetone}\]
Identify the reagent ‘R’ necessary to bring the following conversion.
