Sodium Bicarbonate → 8-(2,6-Difluoro-3,5-dimethoxy-phenyl)-quinoxaline-5-carboxylic acid {5-[(dimethylcarbamoylmethyl-methyl-amino)-methyl]-pyridin-2-yl}-amide

Participants

Reaction Conditions

Reaction Steps

The title compound was prepared in analogy to the procedure described in Example 115 but using 8-(2,6-difluoro-3,5-dimethoxy-phenyl)-quinoxaline-5-carboxylic acid ethyl ester (Step 124.1), 2-[(6-amino-pyridin-3-ylmethyl)-methyl-amino]-N,N-dimethyl-acetamide (Step 119.1), 2 equiv of trimethyl aluminum, stirring the reaction mixture for 6 h at 80° C. and pouring it onto a saturated aqueous solution of NaHCO3 and DCM. The title compound: ESI-MS: 551.1 [M+H]+; tR=3.81 min (System 1); TLC: Rf=0.36 (DCM/MeOH/NH3aq, 94:5:1).

Provenance & Evidence