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Saturday, 31 October

JEE Main 2021 · ChemistryMultiple choiceDiagram basedMediumApplication

JEE Main 26 August 2021, Shift 2, Chemistry Q47

Question 47 of 90 in this shift, Chemistry question 17 of 30, Section A.

[reaction scheme] drawn structure: benzene ring with a CH2\mathrm{CH_2} bonded to NH2\mathrm{NH_2} and, on another ring carbon (meta-type position as drawn), a C(=O) bonded to NH2\mathrm{NH_2} --((CH3CO)2O\mathrm{(CH_3CO)_2O})--> P\mathbf{P} (Major Product) The Major Product in the above reaction is :

The figure, in words

Two ring substituents at meta-type positions as drawn.
  1. (1)[figure: benzene ring; one ring substituent is CH2NHCOCH3\mathrm{CH_2NHCOCH_3}, the other is C(=O)NH2\mathrm{NH_2}]Official answer
  2. (2)[figure: benzene ring; one ring substituent is CH2NH2\mathrm{CH_2NH_2}, the other is C(=O)NHCOCH3\mathrm{NHCOCH_3}]
  3. (3)[figure: benzene ring; one ring substituent is CH2NHCOCH3\mathrm{CH_2NHCOCH_3}, the other is C(=O)NHCOCH3\mathrm{NHCOCH_3}]
  4. (4)[figure: benzene ring; one ring substituent is CH2\mathrm{CH_2} bonded to a group printed as ⊕NH3CH3COO⁻ (circled plus on N), the other is C(=O)NHCOCH3\mathrm{NHCOCH_3}]

Official answer

Option 1

NTA final key.

Chapter
Amines
Topic
Amines