Piperazine, 4-benzoyl-1-(1,2-dioxo-2-(1H-pyrrolo(2,3-b)pyridin-3-yl)ethyl)-2-methyl-, (2R)- → n-(Benzoyl)-3-methyl-n'-[(4,7-dimethoxy-6-azaindol-3-yl)-oxoacetyl]piperazine

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Reaction Steps

Compound 5ap, ®-N-(benzoyl)-3-methyl-N′-[(4,7-dimethoxy-6-azaindol-3-yl)-oxoacetyl]-piperazine (white solid) was prepared using the same method used to prepare compound 5a except that Potassium (4,7-dimethoxy-6-azaindol-3-yl)-oxoacetate was used as the starting material. MS m/z: (M+H)+ calcd for C23H25N4O5: 437.18; found 437.24. HPLC retention time: 1.37 minutes (column B).

Provenance & Evidence