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Synthesis of β-keto sulfones via a multicomponent reaction through sulfonylation and decarboxylation
1-Phenyl-2-(phenylsulfonyl)ethan-1-one (2a) 1 1H NMR (400 MHz, CDCl3) δ 7.92 (m, 4H), 7.70 – 7.58 (m, 2H), 7.54 (t, J = 7.6 Hz, 2H), 7.48 (t, J = 7.3 Hz, 2H), 4.74 (s, 2H). 13C NMR (101 MHz, CDCl3)…