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प्रश्न
Draw structure of salicylaldehyde.
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उत्तर
संबंधित प्रश्न
Write the structures of A and B in the following reactions:
Write the structure of the product of the following reaction:
\[\ce{H3C - C ≡ C - H ->[Hg^{2+}, H2SO4]}\]
Complete the synthesis by giving missing starting material, reagent or product.
Write a note on ‘aldol condensation’.
What is the action of phenyl hydrazine on propanone?
What is the action of Zn – Hg / conc. HCl on propanone?
What is the action of Sodium bisulphite on propanone?
Write chemical equation for the following :
Rosenmund reduction
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?
SOCl2/heat
What is the action of following reagents on ethanoic acid?
P2O5/heat
An acylchloride is hydrogenated over catalyst palladium on barium sulphate to form an aldehyde. This reaction is called as ______.
Which of the following is called as mandelonitrile?
Rosenmund reduction of ____________ yields benzaldehyde.
The reaction in which methyl group on benzene ring is converted to aldehydic group is called ______.
Which among the following compound on treatment with DIBAL-H yields dodecanal at 195 K?
Which among the following compounds is obtained when benzene is treated with CO and HCl in presence of catalyst anhydrous AlCl3 and Cu2Cl2 under high pressure?
Two isomers 'A' and 'B' with molecular formula C4H8 give different products on oxidation with KMnO4 in acidic medium. Isomer 'A' on reaction with KMnO4/H+ results in the effervescence of gas and gives ketone. The compound 'A' is:
What is the action of hydrogen cyanide on the following?
Benzaldehyde
How butanone is prepared from alcohol?
How are the following compound obtained by hydration of alkenes?
Ethyl alcohol
How are the following compound obtained by hydration of alkenes?
Isopropyl alcohol
Explain Rosenmund reduction reaction.
How acetone is prepared from nitriles using Grignard reagent?
Write the reaction of Ethanoyl chloride on diethylamine.
Which of the following on heating with aqueous KOH produces acetaldehyde.
Identify the reagent R used in following transformation.
Identify the reagent ‘R’ necessary to bring the following conversion.
