(3-Ethoxycarbonylphenyl)boronic acid → 3'-Chloro-4'-{2-[2-(3-ethoxycarbonyl-phenyl)-pyridin-4-yl]-3,3,3-trifluoro-2-hydroxy-1-methyl-propyl}-biphenyl-3-carboxylic acid ethyl ester

Participants

Reaction Steps

In analogy to Example 49, trifluoromethanesulfonic acid 3-chloro-4-[2-(2-chloro-pyridin-4-yl)-3,3,3-trifluoro-2-hydroxy-1-methyl-propyl]-phenyl ester) (Example 26, step 1) was reacted with 3-ethoxycarbonylphenylboronic acid 4 h at 70° C. to give the title compound as a white solid. MS (m/e)=612.2 [M+H+].

Provenance & Evidence