Under which of the following reaction conditions,
Question:

Under which of the following reaction conditions, aniline gives p-nitro derivative

as the major product?

(i) Acetyl chloride/pyridine followed by reaction with conc. H2SO4 + conc. HNO3

(ii) Acetic anhydride/pyridine followed by conc. H2SO4 + conc. HNO3

(iii) Dil. HCl followed by reaction with conc. H2SO4 + conc. HNO3

(iv) Reaction with conc. HNO3 + conc.H2SO4

Solution:

Option (i) and (ii) are the answers.

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