(2S)-N-(1,1-Dimethylethyl)piperazine-2-carboxamide → (S)-4-[(4S,5R)-2-(6-tert-Butyl-4-ethoxy-pyridin-3-yl)-4,5-bis-(4-chloro-phenyl)-4,5-dimethyl-4,5-dihydro-imidazole-1-carbonyl]-piperazine-2-carboxylic acid tert-butylamide

Participants

Reaction Steps

In a manner analogous to the method described in examples 8, (4S,5R)-2-(6-tert-butyl-4-ethoxy-pyridin-3-yl)-4,5-bis-(4-chloro-phenyl)-4,5-dimethyl-4,5-dihydro-imidazole-1-carbonyl chloride (example 51) was coupled with (S)-piperazine-2-carboxylic acid tert-butylamide (Wako) to give the title compound. HR-MS (ES, m/z) calculated for C38H49Cl2N6O3 [(M+H)+] 707.3238, observed 707.3239.

Provenance & Evidence