Sodium hydride → HCID 21101943, compound

Participants

Reaction Steps

4-[4-(tert-Butoxycarbonyl)piperazin-1-yl]-7-chloroquinol-2-one (145 mg, 0.4 mmol), sodium hydride (15 mg, 0.6 mmol), N-phenyl(trifluoromethylsulfon)imide (202 mg, 0.56 mmol), and N,N-dimethylethylenediamine (276 μL, 2.4 mmol) are treated according to method E yielding 98 mg of 4-[4-(tert-butoxycarbonyl)piperazin-1-yl]-7-chloro-2-[2-(dimethylamino)ethylamino]quinoline. 38 mg thereof are treated with TFA-CH2Cl2 1:1 (0.6 mL) for 1 h and concentrated. The residue is converted into the title product with 4-fluorophenyl isocyanate (16 μL) and triethylamine (120 μL).

Provenance & Evidence