Organic Chemistry Questions and Answers – Preparation of Aromatic Amines | Organic Chemistry Multiple Choice Questions and Answers

Questions
1 Aniline is usually purified by which of the following method?
A Steam distillation
B Simple distillation
C Vacuum distillation
D Extraction with a solvent

Answer:Steam distillation
2 Which of the following method cannot be used for preparation of aromatic amine?
A Gabriel phthalimide synthesis
B Reduction of nitro compound
C Reduction of nitrile with LiAl4
D Decarboxylation of amino acids

Answer: Gabriel phthalimide synthesis
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3 What are A and B in the given sequence, respectively?

Organic Chemistry

A Aldehyde, nitro compound
B Nitro compound, phenyl amine
C Phenyl amine, nitro compound
D Phenthalene, phenyl amine

Answer:Nitro compound, phenyl amine
4 Which reducing agent is used for the reduction of nitro compound to phenyl amine?
A LiAlH4
B Sn/HCl
C Na/alcohol
D H2/Ni

Answer:Sn/HCl
5 What is the known name of the reaction given below?

Organic Chemistry

(where, X=Cl, Br, I, OTf; R2=Alkyl, aryl, H; R3=alkyl, aryl)

A Gabriel phthalimide synthesis
B Buchwald-Hartwig Reaction
C Chan-Lam coupling
D Ullmann reaction

Answer:Buchwald-Hartwig Reaction
6 What is the known name of the reaction given below?

Organic Chemistry

A Gabriel phthalimide synthesis
B Buchwald-Hartwig Reaction
C Chan-Lam coupling
D Ullmann reaction

Answer:Ullmann reaction
7 What is the known name of the reaction given below?

Organic Chemistry

A Gabriel phthalimide synthesis
B Buchwald-Hartwig Reaction
C Chan-Lam coupling
D Ullmann reaction

Answer:Chan-Lam coupling
8 Which type medium is required for the formation of aniline by reaction of aryl boric acid and HAS?
A Acidic
B Basic aqueous
C Neutral dry
D aqueous

Answer:Basic aqueous
9 What will be the product for the following reaction?

Organic Chemistry

A secondary aliphatic amine
B primary aromatic amine
C tertiary aromatic amine
D secondary aromatic amine

Answer:tertiary aromatic amine
10 In the direct amination of alkyl and aryl pinacol boronates to form aromatic amine, which of the following is used as reagent with pinacol?
A Aryl boric acid
B Copper oxide
C Pd(OAc)2
D Lithiated methoxyamine

Answer:Lithiated methoxyamine

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