Hydrochloric Acid → [(7-{[(4-Fluorobenzyl)amino]carbonyl}-8-hydroxy[1,6]naphthyridin-5-yl)sulfanyl]acetic Acid

Participants

Reaction Conditions

Reaction Steps

A mixture of 5-bromo-N-(4-fluorobenzyl)-8-hydroxy-[1,6]naphthyridine-7-carboxamide (0.40 g, 1.05 mmol), mercaptoacetic acid (0.11 mL, 1.60 mmol), triethylamine (0.59 mL, 4.2 mmol) in diglyme (2.5 mL) was heated with stirring at 130° C. under an atmosphere of nitrogen for 18 hours. The product mixture was treated with 1 M aq HCl at 0° C. The resulting yellow solid was filtered, washed with diethyl ether to provide the title acid.

Provenance & Evidence