Amines

Identify A in the following reaction

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In the following reaction the reason why meta-nitro product also formed is:

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During nitration of aniline, meta product is also formed, it is because of due to presence of anilinium ion. In anilium $- \overset{+}{N} H_{3}$ group is meta directing group.

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What is the final product (major) 'A' in the given reaction?

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A. Phenyl methanamine

B. N, N-Dimethylaniline

C. N-Methyl aniline

D. Benzenamine

Choose the correct order of basic nature of the above amines.

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A > B > C > D

Lone pair is localized in (A) while all 3 have delocalized lone pair but they can be compared by 3° > 2° > 1° because methyl group increases the basicity.

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1.86g of aniline completely reacts to form acetanilide. 10% of the product is lost during purification. Amount of acetanilide obtained after purification (in g) is………………….* 10^-2.

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$\frac{1.86}{93} = \frac{w}{135}$

W = 2.70 g

Mass produced actual = 2.70 $* \frac{90}{100} = 2.43 = 243 * 1 0^{- 2} g$

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The total number of amines among the following which can be synthesized by Gabriel synthesis is………………

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Gabriel phthalimide synthesis is used for 1° Aliphatic /alicyclic amine

1° Amine

CH₃ – CH₂ – NH₂

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The diazonium salt of which of the following compounds will form a coloured dye on reaction with β-Naphthol in NaOH?

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Kindly consider the following figure

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Which of the following reaction / s will not given p – aminoazobenzene?

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The major product of the following reaction is

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Payal Gupta

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Stable carbocation formation is the important factor.

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