Reaktion #2183916

Reaktionsgleichung

6-[2-(4-bromo-2-chloro-phenyl)-1-hydroxy-1-trifluoromethyl-propyl]-4-methyl-4H-benzo[1,4]oxazin-3-one

4-carboxyphenylboronic acid

→

title compound

3′-Chloro-4′-[3,3,3-trifluoro-2-hydroxy-1-methyl-2-(4-methyl-3-oxo-3,4-dihydro-2H-benzo[1,4]oxazin-6-yl)-propyl]-biphenyl-4-carboxylic acid

Reaktionsbedingungen

Vorschrift

In analogy to Example 17, step 2, 6-[2-(4-bromo-2-chloro-phenyl)-1-hydroxy-1-trifluoromethyl-propyl]-4-methyl-4H-benzo[1,4]oxazin-3-one was reacted with 4-carboxyphenylboronic acid to give the title compound as a colorless solid. MS (m/e, ISP neg. ion)=518.2 [M−H+].

Quelle