1-(6-Bromo-pyridin-2-ylmethyl)-4-oxo-1,4-dihydro-quinoline-3-carboxylic acid methoxy-methyl-amide → 1-(6-Bromo-pyridin-2-ylmethyl)-3-(5-chloro-thiophene-2-carbonyl)-1H-quinolin-4-one

Participants

Reaction Steps

Experimental conditions analogous to those described for Step 6 of Example 60 from 90 mg (0.22 mmol) of 1-(6-bromo-pyridin-2-ylmethyl)-4-oxo-1,4-dihydro-quinoline-3-carboxylic acid methoxy-methyl-amide in 0.5 mL THF and 2.0 mL 0.25M 5-chloro-2-thienylmagnesium bromide. Yield: 56 mg of a white solid. LC-MSD, m/z for C20H12BrClN2O2S [M+H]+=458.9, 460.9, 462.9; HPLC retention time: 2.5 min.

Provenance & Evidence