Toluene-4-sulfonic acid 2-[2-(4-bromophenyl)-5-methyloxazol-4-yl]ethyl ester → HCID 69232919, compound

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Toluene-4-sulfonic acid 2-[2-(4-bromo-phenyl)-5-methyl-oxazol-4-yl]-ethyl ester (5.06 g, 11.6 mmol) and 3-[4-hydroxy-2-(isopropoxycarbonylamino-methyl)-phenyl]-propionic acid tert-butyl ester (3.01 g, 8.92 mmol) were coupled using Standard procedure A to give the title compound as a white solid (3.41 g, 64%). MS [ES] m/z 601.603 (M+H).

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