Balz-Schiemann Reaction

The Balz-Schiemann reaction, also known as aryl diazonium salt decomposition, is a chemical reaction used to replace a diazonium group (RN2+) with a halogen atom on an aromatic ring. It is named after the German chemists Balz and Schiemann, who first described the reaction in the early 20th century. The general reaction scheme for the…