rac-(4S*,5R*)-2-(4-tert-butyl-2-ethoxy-phenyl)-4,5-bis-(4-chloro-phenyl)-4,5-dimethyl-4,5-dihydro-1H-imidazole → HCID 68684493, compound

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Reaction Steps

rac-(4S*,5R*)-4,5-Bis-(4-chloro-phenyl)-2-(2-ethoxy-4-methanesulfonyl-phenyl)-4,5-dimethyl-4,5-dihydro-1H-imidazole was prepared from 2-ethoxy-4-methanesulfonyl-benzoyl chloride (prepared from ethyl 2-ethoxy-4-fluoro-benzoate and sodium thiomethoxide in 4 steps) and meso-2,3-bis-(4-chlorophenyl)-2,3-butanediamine (example 1) in an analogous manner as described in example 2 (method 1).

Provenance & Evidence