(+/-)-4-(4-Bromophenyl)-2-methyl-2-(methylsulfonyl)butanoic acid → HCID 66577888, compound

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Reaction Steps

The title compound (247 mg, 24%) was prepared from ethyl 2-methyl-2-(methylsulfonyl)-4-[4-(phenoxymethyl)phenyl]butanoate (1.1 g, 2.8 mmol) following the general procedure of step 3, from Preparation 2, for the formation of compound (II). MS (LC/MS) m/z 361.2 (M−1). 1H NMR (400 MHz, METHANOL-d4) δ ppm 1.62-1.69 (m, 3H) 2.06-2.18 (m, 1H) 2.42-2.65 (m, 2H) 2.74-2.86 (m, 1H) 3.10 (s, 3H) 5.04 (s, 2H) 6.91 (t, J=7.42 Hz, 1H) 6.97 (d, J=7.81 Hz, 2H) 7.22-7.29 (m, 4H) 7.37 (d, J=8.20 Hz, 2H).

Provenance & Evidence