Nucleophilic aromatic substitution. Part
✍
Joseph F. Bunnett; Markus Gisler; Heinrich Zollinger
📂
Article
📅
1982
🏛
John Wiley and Sons
🌐
German
⚖ 601 KB
## Abstract With conventional phase‐transfer catalysis using quaternary ammonium salts, yields of 2, 4‐dinitrobenzenesulfonic acid (**2**) in the sulfodechlorination of 1‐chloro 2.4‐dinitrobenzene (**1**) with sulfite ions are no better than those obtained with the classical method in aqueous ethan