मराठी
कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

The best reagent for converting 2–phenylpropanamide into 2-phenylpropanamine is ______. - Chemistry

Advertisements
Advertisements

प्रश्न

The best reagent for converting 2–phenylpropanamide into 2-phenylpropanamine is ______.

पर्याय

  • excess \[\ce{H2}\]

  • \[\ce{Br2}\] in aqueous \[\ce{NaOH}\]

  • iodine in the presence of red phosphorus

  • \[\ce{LiAlH4}\] in ether

MCQ
रिकाम्या जागा भरा
Advertisements

उत्तर

The best reagent for converting 2–phenylpropanamide into 2-phenylpropanamine is \[\ce{LiAlH4}\] in ether.

Explanation:

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 13: Amines - Multiple Choice Questions (Type - I) [पृष्ठ १८२]

APPEARS IN

एनसीईआरटी एक्झांप्लर Chemistry [English] Class 12
पाठ 13 Amines
Multiple Choice Questions (Type - I) | Q 10 | पृष्ठ १८२

संबंधित प्रश्‍न

Write a short note on Hoffmann bromamide degradation.


An aromatic compound 'A' of molecular formula C7H7ON undergoes a series of reactions as shown below. Write the structures of A, B, C, D and E in the following reactions :


How do you convert the following: C6H5CONH2 to C6H5NH2


Give the structures of A, B and C in the following reaction:

\[\ce{CH3COOH ->[NH3][\Delta] A ->[NaOBr] B ->[NaNO2/HCl] C}\]


Give the structures of A, B and C in the following reactions :


Answer in one sentence.

Which amide does produce ethanamine by Hofmann bromamide degradation reaction?


Write the order of reactivity of alkyl halides with ammonia.


The end product C of the following reaction is

\[\ce{C2H5NH2 ->[HNO2] A ->[PCl5] B ->[NH3][Alcohol] C}\]


Identify the major product (B).


What product is formed when \[\ce{R - C ≡ N}\] is hydrolysed?


Identify the INCORRECT statement regarding Hofmann bromamide reaction.


Which of the following reagents is used in Hofmann's elimination reaction of amines?


For producing amines, the reaction of nitro compounds with iron scrap is preferred because:


Among the following amines, the strongest Brönsted base is:


Write following conversions:

nitrobenzene `->` acetanilide


Write following conversions:

acetanilide `->` p-nitroaniline


Assertion: Only a small amount of \[\ce{HCl}\] is required in the reduction of nitro compounds with iron scrap and \[\ce{HCl}\] in the presence of steam.

Reason: \[\ce{FeCl2}\] formed gets hydrolysed to release \[\ce{HCl}\] during the reaction.


Assertion: Aromatic 1° amines can be prepared by Gabriel Phthalimide Synthesis.

Reason: Aryl halides undergo nucleophilic substitution with anion formed by phthalimide.


Identify the product ‘C’ in the following reaction.

\[\ce{Aniline ->[(CH3CH)2O][Pyridine] A ->[Br2][CH3COOH] B ->[H^+ or OH^-] C}\]


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×