Questions
1
Aniline is usually purified by which of the following method?
Answer:Steam distillation
2
Which of the following method cannot be used for preparation of aromatic amine?
Answer: Gabriel phthalimide synthesis
3
What are A and B in the given sequence, respectively?
Answer:Nitro compound, phenyl amine
4
Which reducing agent is used for the reduction of nitro compound to phenyl amine?
Answer:Sn/HCl
5
What is the known name of the reaction given below?
(where, X=Cl, Br, I, OTf; R2=Alkyl, aryl, H; R3=alkyl, aryl)
Answer:Buchwald-Hartwig Reaction
8
Which type medium is required for the formation of aniline by reaction of aryl boric acid and HAS?
Answer:Basic aqueous
9
What will be the product for the following reaction?
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?
Answer:Lithiated methoxyamine
