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NVAMediumJEE Main 2025 · 23 January, Shift 1Electrophilic Substitution in Benzene

Chemistry Question from JEE Main 2025 · 23 January, Shift 1

Consider the following sequence of reactions to produce major product (A):

Reaction sequence starting from 3-nitrotoluene with CH3 and NO2 substituents on benzene, treated with Br2 and Fe, then Sn and HCl, then NaNO2 and HCl at 273 K, then H3PO2 and H2O, giving major product A.

Molar mass of product (A) is _____ g mol−1^{-1}. (Given molar mass in g mol−1^{-1} of C: 12, H: 1, O: 16, Br: 80, N: 14, P: 31)

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