{1-[2-[5-(4-Bromo-phenyl)-1H-imidazol-2-yl]-4-(2-methoxy-ethoxy)-pyrrolidine-1-carbonyl]-2-methyl-propyl}-carbamic acid methyl ester → (1-[2[5-(4-Bromo-phenyl)-1H-imidazol-2-yl]-4-(pyrazin-2-yloxy)-pyrrolidine-1-carbonyl]-2-methyl-propyl)-carbamic acid methyl ester

Participants

Reaction Steps

Title compound was prepared according to the method employed to prepare {1-[2-[5-(4-Bromo-phenyl)-1H-imidazol-2-yl]-4-(2-methoxy-ethoxy)-pyrrolidine-1-carbonyl]-2-methyl-propyl}-carbamic acid methyl ester (Example 1), substituting 2-[4-(4-Bromo-phenyl)-1-(2-trimethylsilanyl-ethoxymethyl)-1H-imidazol-2-yl]-4-(pyrazin-2-yloxy)-pyrrolidine-1-carboxylic acid tert-butyl ester (94 mg) for 2-[4-(4-Bromo-phenyl)-1-(2-trimethylsilanyl-ethoxymethyl)-1H-imidazol-2-yl]-4-(2-methoxy-ethoxy)-pyrrolidine-1-carboxylic acid tert-butyl ester (88 mg, 99%).

Provenance & Evidence