Phosgene → rac-(4S*,5R*)-4,5-Bis-(4-chloro-phenyl)-2-[4-(1,1-dimethyl-2-oxo-propyl)-2-ethoxy-phenyl]-4,5-dimethyl-4,5-dihydro-imidazole-1-carbonyl chloride

Participants

Reaction Steps

In a manner analogous to the method described in example 3, 3-{4-[4,5-bis-(4-chloro-phenyl)-4,5-dimethyl-4,5-dihydro-1H-imidazol-2-yl]-3-ethoxy-phenyl}-3-methyl-butan-2-one was reacted with phosgene in the presence of triethylamine to give the title compound.

Provenance & Evidence