1-(6-Methyl-pyridin-2-ylmethyl)-4-oxo-1,4-dihydro-quinoline-3-carboxylic acid methoxy-methyl amide → 3-(6-Ethyl-pyridine-3-carbonyl)-1-(6-methyl-pyridin-2-ylmethyl)-1H-quinolin-4-one

Participants

Reaction Steps

Experimental conditions analogous to those described for Step 6 of Example 60, from 85 mg (0.25 mmol) of 1-(6-methyl-pyridin-2-ylmethyl)-4-oxo-1,4-dihydro-quinoline-3-carboxylic acid methoxy-methyl-amide in 2.5 mL THF and 129 mg (0.56 mmol) of 2-ethyl-5-iodo-pyridine in 1 mL THF with 0.29 mL 2M isopropylmagnesium chloride. Yield: 41 mg of a white powder. LC-MSD, m/z for C24H21N3O2 [M+H]+=384.1; HPLC retention time: 0.7 min.

Provenance & Evidence