HCID 178472080、化合物 → Ethyl 7-chloro-6-fluoro-4-hydroxy-8-nitro-3-quinolinecarboxylate

関与物質

反応手順

7.0 g of the product from Example 8 are initially introduced into 100 ml of dioxane. 4.7 g of potassium tert.-butylate are added to this in portions. The mixture is stirred for 24 hours at room temperature, poured onto ice, and neutralized. The precipitated solid is isolated and dried. Yield: 5.3 g, melting point: 224°-7° (decomposes)

情報源と証拠