2-(5-Methyl-2-phenyloxazol-4-yl)ethyl 4-methylbenzenesulfonate → 2-Methyl-3-{4-[2-(5-methyl-2-phenyl-oxazol-4-yl)-ethoxy]-phenyl}-2-m-tolyloxy-propionic Acid

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The title compound was prepared from 3-(4-hydroxy-phenyl)-2-methyl-2-m-tolyloxy-propionic acid ethyl ester and toluene-4-sulfonic acid 2-(2-phenyl-5-methyl-oxazol-4-yl)-ethyl ester using Standard Procedure (B). 1H NMR (400 MHz, CDCl3) δ 8.04-8.01 (m, 2H), 7.47-7.45 (m, 3H), 7.18 (d, 2H, J=8.60 Hz), 7.13 (t, 1H, J=7.82 Hz), 6.87-6.85 (m, 1H), 6.82 (d, 2H, J=8.60 Hz), 6.74-6.67 (m, 2H), 4.23 (t, 2H, J=6.26 Hz), 3.24 (d, 1H, J=13.69 Hz), 3.12 (d, 1H, J=13.69 Hz), 3.06 (t, 2H, J=6.26 Hz), 2.41 (s, 3H), 2.29 (s, 3H), 1.42 (s, 3H); HRMS (ES+) m/z exact mass calcd for C29H30NO5 472.2124, found 472.2098.

Provenance & Evidence