(R)-1-Benzoyl-3-methylpiperazine → 1-[(2R)-4-benzoyl-2-methyl-piperazin-1-yl]-2-(5-chloro-7-methyl-1H-pyrrolo[3,2-b]pyridin-3-yl)ethane-1,2-dione

Participants

Reaction Steps

Precursor 5e, 1-benzoyl-3-(R)-methyl-4-[(5-chloro-7-methyl-4-azaindol-3-yl)-oxoacetyl]piperazine was prepared by the same method as Precursor 5a, starting from Potassium (5-chloro-7-methyl-4-azaindol-3-yl)-oxoacetate, Precursor 4f, and 1-benzoyl-3-(R)-methyl piperazine. MS m/z: (M+H)+ calcd for C22H22ClN4O3 425.24, found 425.04. HPLC retention time: 1.72 minutes (column B).

Provenance & Evidence