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प्रश्न
Write reagent for conversion of alkyl nitrile into aldehyde.
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उत्तर
Alkyl nitriles on reduction with stannous chloride in presence of HCl followed by acid hydrolysis give corresponding aldehydes.
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संबंधित प्रश्न
Answer in brief.
Write reaction showing the action of the following reagent on propanenitrile:
Dilute NaOH
What is the action of the following reagent on toluene?
Alkaline KMnO4, dil. HCl and heat
What is the action of the following reagent on toluene?
CrO2Cl2 in CS2
What is the action of the following reagent on toluene?
Acetyl chloride in presence of anhydrous AlCl3.
Write reaction showing conversion of p-bromoisopropylbenzene into p-isopropylbenzoic acid (3 steps).
What is the action of Grignard reagent on benzonitrile?
In which one of the following conversions, phosphorus pentachloride is used as a reagent?
Identify X in the following reaction:
When a solution of Grignard reagent is added to ____________ a magnesium salt of carboxylic acid is obtained which on acidification gives carboxylic acid.
Which of the following compound gives a ketone with Grignard reagent?
Acetic anhydride is obtained from acetyl chloride by the reaction of ____________.
Soaps are the sodium or potassium salts of higher fatty acids, containing number of carbon atoms more than ______.
Which is NOT present in Grignard reagent?
\[\ce{Dry ice + A -> 2-Methylbutanoic acid}\]. In this reaction 'A' is:
Identify the product C in following reaction.
\[\ce{CH3CH2COOH ->[NaOH] A ->[NaOH][CaO*\Delta] B ->[HNO3][\Delta] C}\]
Which of the following compounds yields 3-Ethylpentan-3-ol by using ethyl magnesium iodide followed by acid hydrolysis?
Propane nitrile on reaction with ethyl magnesium iodide in presence of dry ether gives complex. This imine complex on acid hydrolysis forms.
Write preparation of acetic acid from:
acetyl chloride
Which of the following carboxylic acids is most reactive towards esterification?
Both acetaldehyde and acetone will react with X reagent. Identify the reagent X.
Which of the following alkenes on oxidation by KMnO4 in dil H2SO4 forms adipic acid?
How ethanoic acid is prepared using the Grignard reagent?
Write the reaction of Acetyl chloride on ethanamine.
Convert the following:
Cyclohexene into adipic acid.
