4-(2-Propyn-1-yl)morpholine → {4-[3-Isobutoxy-5-(3-morpholin-4-yl-prop-1-ynyl)-phenylsulfanyl]-2,5-dimethyl-phenoxy}-acetic Acid Ethyl Ester

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Reaction Steps

The title product was prepared from [4-(3-Bromo-5-isobutoxy-phenylsulfanyl)-2,5-dimethyl-phenoxy]-acetic acid ethyl ester (400 mg; 0.86 mmol) and 4-prop-2-ynyl-morpholine (321.3 mg; 2.6 mmol) applying the procedure described for {4-[3-[2-(4-Chlorophenyl)-ethoxy]-5-(4-hydroxymethyl-phenylethynyl)-phenylsulfanyl]-2-methyl-phenoxy}-acetic acid ethyl ester. The crude product was purified by preparative HPLC (method B). Yield: 350 mg; 80%. HPLC-MS: m/z: 512.2 (M+H)+; Rt: 2.09 min.

Provenance & Evidence