1-(Ethanesulfonyl)piperazine → 2-{3-[(4S,5R)-4,5-Bis-(4-chloro-phenyl)-1-(4-ethanesulfonyl-piperazine-1-carbonyl)-4,5-dihydro-1H-imidazol-2-yl]-4-ethoxy-phenyl}-2-methyl-propionitrile

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Reaction Steps

2-{3-[(4S,5R)-4,5-Bis-(4-chloro-phenyl)-1-(4-ethanesulfonyl-piperazine-1-carbonyl)-4,5-dihydro-1H-imidazol-2-yl]-4-ethoxy-phenyl}-2-methyl-propionitrile was prepared from (4S,5R)-4,5-bis-(4-chloro-phenyl)-2-[5-(cyano-dimethyl-methyl)-2-ethoxy-phenyl]-4,5-dihydro-imidazole-1-carbonyl chloride (example 12e) and 1-ethanesulfonyl-piperazine (example 14) in an analogous manner as described in example 25. LR-MS: 682.3 [(M+H)+]

Provenance & Evidence