... mixture was then heated at 50 °C for 1 h, diluted with an equal volume of ethyl ... C under argon for 2 h. The reaction was cooled to room temperature, poured into 10 mL of ... Recrystallization with ethyl acetate and hexanes gave pale orange needles (43 mg, 80% yield): mp >162 °C ...
![2-chloro-8-methyl-4-(2-nitrophenyl)pyrido[4,3-g]quinoline-5,7,10(8H)-trione Structure](https://image.chemsrc.com/caspic/329/121998-63-8.png)
