abstract |
METHOD FOR OBTAINING 4-KITRODIFENIPASNA formula by reacting 4-nitrochlorobenzene of formula ci with an aniline formJFII 40 W in an organic solvent in the presence of potassium carbonate and copper oxide (I), characterized in that, to increase the yield of the target product with a single reduction In the process, the latter is carried out in the presence of a cesium salt with weak organic or high amic acid. sc |